Demarcator
n. 划边界的人；立界物
🗣️ 情景例句
You hold on to them so there won't be a problem later.
你来保管， 免得等一下又出问题了。
Think it over!
好好考虑一下吧！
But he added music, which he wrote himself.
但是他给影片配上了他自己创作的音乐。