n.瓶塞；阻塞物；阻攔牌（游戲）；使某事停止之人或物

vt.用塞子塞住

The stopper may blow out. 塞子會被沖出來。

The stopper is too tight that it can't be withdrawn. 瓶塞太緊拔不出來了。

That has put a stopper on the rumour. 那樣一來，就制止了謠言。

Religious faith is a conversation stopper. 一談到宗教信仰問題就會冷場。

I have never been a stopper to you and will never be. 我從未阻止過你，將來也不會。