cofferdam
n. 围堰;潜水箱
vt. 修筑围堰
例句
The cofferdam is safe and stable.
目前围堰是稳定安全的。
The dam builders fail to consider the downstream effects of cofferdam failure.
水坝工程师没有考虑围堰崩溃对下游造成的影响。
Temporary projects include temporary cofferdam project and protection project of ancient relics.
临时附属工程主要是临时围堰工程和文物防护工程。