if necessary
美 
英
- na.如果必要的话；如有必要
- 网络如果有必要的话；如必要的话；必要时
同义词
英汉解释
例句
Food in fridges to be checked on the beginning of every shift and container be changed if necessary.
每次交班前需检查冰箱食物，如有需要，及时更换盛器。
You also have the power to ask them to leave the local park if necessary.
如果有必要的话，你也有权告诉他们离开球场。
He said they would be used, if necessary, to neutralize an American missile-defense system proposed in Poland and the Czech Republic.
他说必要的话，这些导弹会用来抵消美国位于波兰和捷克共和国的导弹防御系统。
"At this point we have no plan to go offensive, but we will be aggressively defending ourselves if necessary, " he said.
“此时此刻，我们没有进攻计划，但如有必要，我们将积极保卫自己，”他表示。
They may, if necessary, list special topics and entrust related representatives to carry out on-the-spot investigations and researches.
必要时可以列出专题，由代表就地进行调查研究。
We are always willing to cooperate with you and if necessary make some concessions.
我们总是愿意合作之，如果需要还可以做些让步。
It was a technique I practiced a great deal before that incarnation, for intent to save my life if necessary.
这是我练的意图挽救我的生命，如果有必要，在此之前，化身为一个很大的技术。
The General Manager should be available to assist at the front desk if necessary, especially during peak business hours.
如果可以的话，总经理也应该出面协助前台工作，特别是在营业高峰时期。
One night, before bed, he asked me to wake him up for suhoor, the pre-dawn breakfast, sprinkling him with water, if necessary.
一天晚上，在睡觉前他让我吃斋饭（黎明前的早饭）时叫醒他，如果有必要的话朝他喷点水。
If necessary, implement some scheme to verify that requesters have the right to ask the dispenser for a number.
如果有必要，实现一个机制来验证请求方有权限向分发器请求序列号。
Reduce rapid traverse and federate, and always be ready to shut down the machine immediately if necessary.
检查加工程序，应使用较小的快速移动速度和进给速度，必要时，时刻准备立即关闭机床
To the fulfillment of this idea I shall devote all my energy, and, if necessary, render my life for it.
为实现这一想法，我把我所有的能量，并在必要时，使我的生活的。
Adjust estimates for the realities of your organizational culture, and be prepared to defend you estimates if necessary.
调整评估的结果以适应您的组织的文化，如果必要的话，保护您的评估。
If necessary, lase something near the target, out of view of the enemy.
如果需要，照射在目标附近敌人的视野范围以外。
You can do these runs on a treadmill if necessary, but it would be ideal if you could run outdoors one or two days a week.
如果需要的话，你可以在跑步机上跑步。但如果可以的话，最好一个礼拜可以在户外跑一两天。
The time had come, so I carefully put the babies on the floor of the kitchen and held my breath, ready to come to the rescue if necessary.
关键时刻来了。我小心翼翼地把猫仔放在厨房地上，屏住呼吸，准备必要时救助那些小猫。
Management should be prepared to solicit internal feedback in its development as well as outside or professional help, if necessary.
在发展过程中，管理层应时刻准备着征集内部反馈信息，必要时，还可以寻求外援或职业人士的帮助。
Go slowly when driving past animals. Give them plenty of room and be ready to stop if necessary.
驶经动物时，应缓慢行车，让出充足空间给它们走动，并准备在有需要时停车。
I shall be responsible for the cost of the applicant's repatriation and maintenance pending such repatriation, if necessary.
如果情况需要，我将要承担申请者的遣返以及遣返判决前的一切费用。
I've read that you can delay naps by an hour if necessary, but missing a nap can cause a rapid crash that takes a while to recover from.
如果有必要，你可以将打盹时间推迟一个小时，但是错过一次睡眠就会导致崩溃，并需要相当长的时间才能恢复。
If necessary, one or more alternates may also be appointed.
如果必要的话，也可以指派一个或多个预备人员。
Pills may be crushed and mixed with honey if necessary.
必要时可压碎丸剂，并加蜂蜜调服。
I can take the car if necessary.
如果必要的话，我可以乘汽车去。
The debugger is then able to run code in a special thread that can examine the state of the runtime and call user code if necessary.
然后，调试器可以在特殊的线程中运行代码，该线程可以检查运行时的状态并根据需要调用用户代码。
Fill in the blanks with the correct word given. Change the form of the word if necessary. Then make your own sentence with each word.
用所给的单词填空，如有必要可以改变单词的形式，然后用这些单词造句。
Then you can fill in the gaps, clear up misinformation, and, if necessary and appropriate, explain what you know from your own experience.
然后，你就可以填补空白，把他们误解的厘清，而且，如果必要和合适，解释从你自己经验中你所获知的东西。
Nobody wants to see that happen. Yet it may happen all the same, and Mr. Obama has to be willing to let it happen if necessary.
没有人愿意看到这种情况变成现实。但是，也许它终归会变成现实，而在必要的情况下，奥巴马必须心甘情愿地任由它变成现实。
But European officials emphasised that governments were willing, if necessary, to take steps the private sector did not support.
但欧洲官员强调，如有必要，各国政府愿意采取私营部门不予支持的措施。
Anderson Mobile Estates are studio friendly and can be broken down and ready to travel in as little as 10 minutes if necessary.
安德森移动屋工作室友好的，可以被打破，并准备在旅行小10分钟，如果需要的。
your pediatrician might be able to help ensure that a dose of that variety is available for your child if necessary.
必要的时候，儿科医生也许可以确保您的孩子能接种上这种疫苗。
and may be extended for half a year upon the approval of the investigation departments if necessary.
必要时，经调查机关批准，可以延长半年。
The tiger reaches out a lethal paw to claw the toy as Harwell quickly rolls to his feet, ready to flee if necessary.
白虎伸出威力巨大的爪子去抓玩具，哈维尔慌忙连滚带爬地转移到白虎脚边，准备伺机逃跑。
If necessary, he should sue for custody of the children, since being raised by this viper is not in their best interests.
必要的时候，他有权利对孩子们的监护权进行起诉。由这个恶妇抚养，对孩子的成长是不利的。
Hired buses will also stand ready to enter Libya to help with the evacuation if necessary, the foreign ministry said.
外交部表示，如有必要，租用的巴士也会随时准备进入利比亚，帮助疏散。
All of a sudden, she grabbed the slip of paper for her to write on, if necessary, during the test, and began to scribble away.
女生怔怔地看着我和副考官，突然抓过供她打草稿的纸条，写了起来。
Faced with her look of shock, I had been ready to take it all back if necessary, blame myself, and apologize.
面对她那震惊的表情，我已经准备收回我说过的话，如果有必要的话，责备我自己，再道歉。
This would be enough to take Greece out of the market, if necessary, for more than two years.
这将足以令希腊离开市场两年多（如果有必要的话）。
If necessary, ask your domain administrator for the names of existing domain groups, or to create domain groups for your failover cluster.
如果需要，请向域管理员询问现有域组的名称，或者为故障转移群集创建域组。
All beneficial spells will automatically reduce rank if necessary to that of a lower level target.
所有有益法术对低级人物释放时会自动选择合适的法术等级。
Meanwhile, Argentina is ready to ship naval vessels, if necessary, from Ushuaia to go rescue.
同时，阿根廷一艘海军船只已做好准备，如有需要，将从乌斯怀亚前去救援。
Be able to maintain, upgrade the office computers and network and propose way of improvement actual material if necessary.
更新维护办公室现有电脑和网络，如有需要提出改善建议。
Beijing still regards Taiwan as a one of its provinces that should be integrated back into the motherland, by force if necessary.
北京仍然把台湾看作是它的一个省份，有一天将会收复，同时不排除使用武力。
When being overtaken, do not increase your speed, but be prepared to slow down if necessary.
如果有人想超车，切勿加速，如有需要，更应减速迁就。
