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背单词
pygidium
pygidium
美
英 [paɪ'dʒɪdɪəm]
n.
【动】尾节;(介壳虫)臀板
网络
尾板;尾部;肛节
词形变化
复数:
pygidia
英汉解释
n.
1.
【动】尾节,尾板;(介壳虫)臀板
英英解释
n.
1.
the
hindmost
part
of
the
body
in
some
insects
,
worms
,
and
other
invertebrates
2.
a
protective
covering
of
the
anal
portion
of
the
abdomen
of
some
invertebrates
热门查询
delft n. 代夫特陶器(产于荷兰)
convening 召开
Sorensen [人名] 索伦森
camber n. 弧形;小船坞;曲弧度 vt. 外倾角;使拱起;使弯作弧形 vi. 成弧形;使拱起 n. (Camber)人名;(法)康贝;(瑞典)坎贝尔
Pembrokeshire 彭布鲁克郡[英国威尔士原郡名]
self-imposed adj. 自愿接受的;自己强加的
walrus n. 海象
whorl n. 螺纹;轮生体;涡 vt. 使成涡漩 vi. 盘旋
inedible adj. 不能吃的
inflected adj. 屈折的;字尾有变化的 v. 弯曲;曲折(inflect的过去式)
tony adj. 时髦的,漂亮的;贵族化的
excruciatingly adv. 极其痛苦地;难以忍受地
vengefully adv. 复仇心切地
monophyletic adj. [遗] 单源的
WRVS abbr. (英)皇家女子志愿服务队(Women's Royal Voluntary Service)
terrarium n. 玻璃容器;陆地动物饲养所
financial adj. 金融的;财政的,财务的
pregnant adj. 怀孕的;富有意义的
SEB abbr. special engagement bonus (military) 专门的雇佣金(军事); static error band 静态误差范围; surface-effect boat 气垫船
invariance n. 不变性;不变式
考试词汇表
electronic timing set
electronic tonometric
electronic toothbrush
electronic transducer
electronic transistor
electronic transition
electronic translator
electronic triggering
electronic tube glass
electronic tube relay
electronic typewriter
electronic university
electronic ventilator
electronic viewfinder
electronic voltmeters
electronic vulcanizer
electronic whiteboard
electronic wobbulator
electronic, timepiece
electronic-controlled