爱词霸英语   汉语   手机版   软件版下载 | English
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1.ascending, descending, floating and sinking
2.Upward-Downward and Outward-Inward Functional Activities
3.elevating rudder;
4.promotion and demotion, reward and punishment
5.up-and downwelling
6.a helicopter landing platform
直升机升降平台收藏指正
7.knee and column milling machine
8.track and dolly shot
9.vertical speed indicator
10.eustatic movement
海面升降运动收藏指正
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