pantograph ratio
缩放比
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- cups n. 杯子（cup的复数形式）；拨火罐（器具）
- centerboard n. （帆船的）[船] 中插板，活动船板
- sulphasalazine [医]柳氮磺胺吡啶, 水杨酸偶氮磺胺吡啶[磺胺类抗菌药]
- soapy adj. 涂着肥皂的；含有肥皂的；似肥皂的；圆滑的
- flowering n. 开花；饰以花 adj. 开花的
- Whitworth 惠氏螺纹
- indefinably adv. 无法下定义地，不明确地
- obsess vt. 迷住，缠住；使…着迷；使…困扰
- lobotomy n. 叶切断术；前脑叶白质切除术
- strident adj. 刺耳的；尖锐的；吱吱尖叫的；轧轧作响的
- preponderant adj. 占优势的；突出的；压倒性的
- hermeneutics n. 解释学；诠释学
- workable adj. 切实可行的；可经营的；能工作的
- grapevine n. 葡萄树；葡萄藤；小道消息；秘密情报网
- os abbr. 操作系统（Operating System）；西洋旧历（Old Style）
- forklift n. 铲车；堆高机；叉式升降机 vt. 用铲车搬运
- mandrel n. （圆形）心轴
- bravura n. 大胆的尝试；令人赞赏的演唱或演奏技巧 adj. 难演唱或演奏的；雄壮华丽的
- mandrake n. 曼德拉草（可作镇静药用）
- warehousing n. 储仓；（商业银行所提供的）周转性短期贷款 v. 把…存入仓库；使落栈（warehouse的现在分词）
考试词汇表
- have got to do sth
- have green fingers
- have had enough of
- have had one's day
- have had their day
- have half a bag on
- have hear say that
- have her hand full
- have her shoulders
- have his hand full
- have his shoulders
- have in estimation
- have interest with
- have its spring in
- have large hand in
- have light fingers
- have little option
- have lost sight of
- have lots of sides
- have money to burn
