Lemma
n. 辅助定理, 论点, 引理\\n[医] 膜, 衣
✅ 同义词
🗣️ 情景例句
I'll try again.
我再试一次。
Please make yourself at home.
请随意一点。
No, look, it says Closed. It's not open this morning.
不对，看！写着“关门”的，今天早上不开。