selfsealing ring
n.自紧式密封环
热门查询
- polycystic adj. [医] 多囊的
- bootleg adj. 违法的；偷运或非法制造并销售的 vt. 私卖 vi. 私卖 n. 靴统；私货
- punctuality n. 严守时间；正确；规矩
- amphetamine n. 苯丙胺，安非他明（解除忧郁、疲劳的药）
- Anointed vt. 涂油于…；用油擦（anoint的过去式）
- Pfeiffer [人名] 法伊弗
- foundation n. 基础；地基；基金会；根据；创立
- forestall vt. 先发制人，预先阻止；垄断，屯积；领先；占先一步
- enveloping n. 包络 v. 包封；遮盖（envelop的ing形式）
- bonker [人名] 邦克
- purplish adj. 略带紫色的
- transliteration n. 音译；直译
- Grattan n. (Grattan)人名；(英)格拉顿
- sphincterotomy 括约肌切开术
- nanogram n. 纳克；[计量] 毫微克
- gantlet n. 长手套；夹笞刑；手腕 vt. 使轨道套叠；铺设套式轨道
- hypomanic adj. 轻度躁狂的
- measure n. 测量；措施；程度；尺寸 vt. 测量；估量；权衡 vi. 测量；估量
- disguise n. 伪装；假装；用作伪装的东西 vt. 掩饰；假装；隐瞒
- derogate vi. 减损；贬损 vt. 毁损；贬低；诽谤
考试词汇表
- portable area monitor
- portable audio player
- portable brush cutter
- portable circular saw
- portable clearing saw
- portable commodore 64
- portable common loops
- portable cooling unit
- portable cutting tool
- portable defibrillato
- portable dental chair
- portable drilling rig
- portable dust cleaner
- portable dust counter
- portable dust sampler
- portable electric saw
- portable electric set
- portable extinguisher
- portable foam monitor
- portable folding ramp
