height of weir

例句：

1. 1. The height of the weir is crucial for flood control.
   堰坝的高度对于防洪至关重要。
2. 2. The engineers carefully measured the height of the weir to ensure it was safe.
   工程师们仔细测量了堰坝的高度，以确保它是安全的。
3. 3.The height of the weir was so high that it blocked the view from the top.
   堰坝的高度非常高，以至于从顶部看不到。