Delabialization
唇化消失, 非唇化
🗣️ 情景例句
It'll all be over in two hours.
再两个小时就结束了。
To know how to wait is the great secret of success.
懂得如何等待是成功的秘诀。
How long did it take you to accomplish this complicated job?
你花了多久才作完这复杂的活儿？