Undersluice
底部(闸门)泄水渠槽
🗣️ 情景例句
Hello, Air China Flight Reservations. May I help you?
喂，你好，中国航空公司订票处，需要帮忙吗？
You're so lame!
你真笨！
By the way, where are you going now?
顺便问一句，你现在去哪里？