【字彙解釋】

Weir, emergency 防險堰

Weir

n. 堰

emergency

n. 緊急狀況, 緊急事件, 緊急需要


【前後詞彙】

Weir, curved 弧形堰
Weir, cylinder 圓筒堰
Weir, diversion 渠首堰，引水堰
Weir, double sluice 雙層排淤堰
Weir, drawdoor 揚扉堰
Weir, drum 鼓輪堰
Weir for measurement 量水堰
weir notch 堰缺口
Weir, emergency 防險堰
Weir, fixed 固定堰
Weir, flat crested 平頂堰