Operculums
n. [昆] 盖；鳃盖
🗣️ 情景例句
I've been trying
我一直努力
Let me talk to Mr. Wang.
我要请王先生讲话。
When I boarded the train, I could not help noticing that a great many local people got on as well.
上车后，我不禁注意到许多当地人也上了车。