Undertamping
夯实不足
🗣️ 情景例句
The advanced class starts at ten o'clock.
高级健身课十点钟开始。
An ox is taken by the horns,and the man by the tongue.
牛因角被执，人因舌陷身。
One third of this area is covered with forest.
这一地区三分之一的地方都是森林。