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1.A system of tubes.
管道系统收藏指正
2.Bronchial, Fallopian, Eustachian tubes
支气管、输卵管、耳咽管收藏指正
3.There were test tubes.
这儿有一些试管。收藏指正
4.Tooth paste comes in tubes
牙膏(一般)是装在管子里的。收藏指正
5.big and heavy steel tubes
粗重的钢管收藏指正
6.Tubes considered as a group.
管道管类，集合名词收藏指正
7.Clean drain tubes with brush.
用小刷子清洗吸引管道。收藏指正
8.The tubes were examined macroscopically.
这些管子都非常细致地检查了。收藏指正
9.Please flush these test tubes.
请把这些试管冲洗一下。收藏指正
10.U.V. tubes changed every 6 months.
紫外灯管每6个月进行更换。收藏指正
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