Ratching
作棘齿, 刻锯齿
🗣️ 情景例句
I would like to send this by registered mail, please.
我想把这封信挂号寄出。
Did you see the special last night?
昨晚你看特别节目了吗？
' The manager was sympathetic, but he could do nothing.
”经理深表同情，但却无能为力。