🧩 词语组成解析
挖沟, 挖沟工作, 掘壕掩埋法
spade
[sped]
n. 铁锹，铲子;纸牌中的)黑桃;
vt. 铲;
🗣️ 情景例句
It can't go wrong.
不会有问题的。
Sit down, please.
请坐。
You did fairly well!
你干得相当不错1