Holeproof
a. 不會破洞的, 沒有漏洞的
??? 情景例句
My name is Wang Feng and I'm calling to cancel plane ticket.
我叫王峰，我想取消我預定的飛機票。
We are having a party and would like you to come.
我們要開派對，能請您光臨嗎？
Oh, sorry!
喔，對不起。