Polyliner
多孔衬套
🗣️ 情景例句
Richard says Max is twenty-one inches long. Richard
说Max是二十一英尺长。
Last year I studied sociology and political science in school.
去年，我在学校攻读了社会学和政治学课程。
Then he showed me the contents of the parcel.
接着他给我看了包里的东西。