Gravity closing
[化] 自重闭合
🧩 词语组成解析
n. 结束\\na. 结束的
🗣️ 情景例句
The rural workforce has been flowing in to the cities ever since the open door policy was adopted.
自从改革开放政策实施以来，农付劳动力正不断流向城市。
This stain is really stubborn.
这污垢去不掉。
No, I'm sure it's not.
是的，我确信不如。