Undersluice
底部(闸门)泄水渠槽
🗣️ 情景例句
Helped him?
帮助他？
He's a student.
他是学生。
Two of his greatest films, City Lights and Modern Times were of this kind.
他的两部最伟大的影片《城市之光》和《摩登时代》就是这种影片。