Watchcase
n. 表壳
🗣️ 情景例句
Yes?
是吗？
Thoroughly to teach another is the best way to learn for yourself.
教学相长。
For a long time.I watched them scurrying around the base of the tree in bewilderment.
在很长一段时间里，我看见蚂蚁围着大树底部来回转悠，不知所措。