Protonemata
n. 原丝体, 丝状体( protonema的名词复数 )
🗣️ 情景例句
This is as useful as screen door on a submarine.
这毫无用处。
He's very fond of playing tennis.
他非常喜欢打网球。
Is everyone here today?
今天每个人都到吗？