1ADV [ADVERB after verb, n ADVERB]在水下;在水中 Something that exists or happens underwater exists or happens below the surface of the sea, a river, or a lake. 在水下;在水中
...giant submarines able to travel at high speeds underwater.
能够在水下高速行进的巨型潜艇
Some stretches of beach are completely underwater at high tide.
海滩上有些地方在涨潮时完全淹没在水中。
State television showed film of vast areas of farmland underwater.
国家电视台播出了大片农田淹没在水中的影像。
Underwater is also an adjective.
...underwater exploration.
水下勘探
...underwater fishing with harpoons.
用鱼叉在水下捕鱼
...a retired underwater photographer.
已退休的水下摄影师
2ADJ [ADJ n]供水下用的Underwater devices are specially made so that they can work in water. 供水下用的
...underwater camera equipment.
水下摄影器材
...a pool of clear water lit by underwater lights.