cofferdam和weir的区别

cofferdam

围堰常见释义

n.

隔离舱；潜水箱;

例句

Since we have made sound preparations before the flood, we have constructed a cofferdam, our town did not suffer as heavily as have been reported on the TV programs.

洪水之前，我们已经作了充分准备。我们建了一个围堰，因此，我们遭受的损失并不像电视上报到的那样严重。

weir

英 [wɪə(r)] 美 [wɪr]

n. 堰堤；拦河坝

例句: The weir across the river stops or controls the flow of the river above it. 河上的坝可以制止或控制上面河水的流量。