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auxotrophic mutation
《英汉医学词典》auxotrophic mutation 营养缺陷性突变
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dipped vt. 浸,泡,蘸;舀取;把伸入 vi. 浸;下降,下沉;倾斜;舀,掏 n. 下沉,下降;倾斜;浸渍,蘸湿 n. (Dip)人名;(尼)迪普
friend n. 朋友;助手;赞助者 n. (Friend)人名;(英)弗兰德
heatstroke n. [中医] 中暑
bygone n. 过去的事 adj. 过去的
hold-up n. 停顿;耽误;抢劫
replenishment n. 补充,补给
fecal adj. 排泄物的;残渣的;糟粕的
rectify vt. 改正;精馏;整流
pulpit n. 讲道坛;高架操纵台;神职人员
linear adj. 线的,线型的;直线的,线状的;长度的
Paraguay n. 巴拉圭(南美洲一国名)
victoria n. 维多利亚(女子名)
maladjustment n. 失调,不适应
clotting n. 凝血;结块 v. 结快(clot的ing形式)
aurae pl. 气氛, 气味
millage n. 厘计税率(按厘即0.001美元计算的每美元的税率)
scroll n. 卷轴,画卷;名册;卷形物 vi. 成卷形 vt. 使成卷形
disenfranchise vt. 剥夺…的公民权(等于disfranchise)
matchbox n. 火柴盒
whosoever pron. 无论是谁
考试词汇表
welded plate girder
welded shell course
welded steel bridge
welded steel fabric
welded steel fences
welded tuff texture
welder construction
welder's faceshield
welders hand shield
welders head shield
welding arc voltage
welding bead length
welding by one side
welding by pressing
welding coefficient
welding consumables
welding deformation
welding engineering
welding experiments
welding fabrication