Submodular
[计] 子模块
🗣️ 情景例句
He has an old head on young shoulders.
他年轻又有见识。
Shame they won't be there.
可惜他们将不在那儿。
The rope had been cut, so it was obvious that the lamb had been stolen.
绳子被人割断，很明显小羔羊是被人偷走了。