Topcap
n. [机](轴颈罩的)顶盖
🗣️ 情景例句
Things are looking up.
情况在好转。
I really don't know.
我真的不知道。
The survey revealed a large number of sources of noise that we really dislike.
这个调查显示出很大数目我们不喜欢的噪音源：