1、Your presentation must have gone well. You look like the cat that swallowed the canary.你的发言反响一定不错,你看起来满面春风的。2、It's a secret. Try not to let the cat out of the bag.这是个秘密
1. Bill can tell a dead cat on the line before anybody knows there's something wrong.比尔总能比别人先发现问题。2. Has the cat got your tongue? I'm waiting for an explanation.你哑巴了吗?你倒是解释啊