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unthreaded pipe
n.光头管子
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requirement n. 要求;必要条件;必需品
signor n. 先生(意大利用语);绅士;已婚男性 n. (Signor)人名;(瑞典)西格诺尔
perquisite n. 额外补贴;临时津贴;特权
timer n. [电子] 定时器;计时器;计时员,记时员;跑表;延时调节器
methylated adj. 甲基化的 v. 使甲基化( methylate的过去式和过去分词 )
didy n. <美口>尿布
spillway n. 溢洪道;泄洪道
bawling vi. 大叫;放声痛哭 vt. 大声叫出;大声宣布;叫卖 n. 叫骂声
pneumonic adj. 肺的;肺炎的
intertidal adj. 潮间带的;高潮线与低潮线之间的
fatalist n. 宿命论者
fingerprinting n. 指纹识别 v. 取…的指印;辨出(fingerprint的ing形式)
spit n. 唾液 vi. 吐痰;吐口水;发出劈啪声 vt. 吐,吐出;发出;发射
transduction n. [遗] 转导;转换;换能;变频
fettle n. 情绪;身体状况 vt. (英)修补
fraudulent adj. 欺骗性的;不正的
dutifully adv. 忠实地;忠贞地
vardon [人名] [英格兰人姓氏] 瓦登住所名称, 可能来源于高卢语, 含义是“桤木+山, 堡垒”(alder+hill,fortress)
attaboy int. 好啊!
scuzzy adj. 阴暗的;肮脏的;邋遢的
考试词汇表
belt drive implement
belt filling machine
belt insulated cable
belt juice extractor
belt line production
belt loading station
belt mouldboard plow
belt reversing drive
belt shifting device
belt slip protection
belt stowing machine
belt topographic map
belt transect method
belt turnover system
belt type dehydrator
belt-bucket elevator
belt-driven hack saw
belt-saw pipe cutter
belt-trough elevator
beltconveyor support