Opercula
operculum的复数
🗣️ 情景例句
I'd like to make a couple of proposals to improve the whole situation.
为了改善整个局面，我们提出若干建议。
The doctor says that I should take quinine.
医生说我应该服用奎宁。
I'm afraid not. She isn't here at the moment. Can I take a message?
恐怕不行。她这会儿不在。有话要我转告吗？