Scumming
[机] 起泡沫
🗣️ 情景例句
Hi, everyone. Sorry I'm late.
嗨， 各位好。很抱歉我迟到了。
Where the knot is loose the string slips.
结子一松掉，绳子就滑脱。
I don't know his number. Did you write it down?
我不知道他的电话号码。你记下来了吗？