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1.radium therapy
镭放射疗法收藏指正
2.A system of tubes.
管道系统收藏指正
3.There were test tubes.
这儿有一些试管。收藏指正
4.Bronchial, Fallopian, Eustachian tubes
支气管、输卵管、耳咽管收藏指正
5.Tubes considered as a group.
管道管类，集合名词收藏指正
6.big and heavy steel tubes
粗重的钢管收藏指正
7.Tooth paste comes in tubes
牙膏(一般)是装在管子里的。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.Radium and penicillin were discovered .
发现了镭和青霉素。收藏指正
10.Radium is a radioactive element.
镭是一种放射性元素。收藏指正
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