Wasteweir
n. 退水堰,弃水堰
🗣️ 情景例句
When you feel your life is threatened, just dial 999 to get help.
当你的生命受到威胁的时候，拨打 999 求救。
Will you take that library book back for me?
你能帮我把书还回图书馆吗？
Yes, speaking.
是我，请讲。