Rigidimeter
刚度计
🗣️ 情景例句
You must observe these simple rules.
你必须遵守这些简单的规定。
It falls on the last day of the lunar year and lasts until the Lantern Festival.
克节从阴历年的最后一天开始一直持续到元宵节。
The bus was full. We couldn't get on.
车挤得满满的，我们上不去。