Alchemistical

Does he know you're here?

他知道你在这 吗？

If you believe that, then you must be out of your mind.

你如果相信它的话，那你一定是你头脑发昏了。

When a student recently saw two workmen using a pneumatic drill outside his university, he immediately telephoned the police and informed them that two students dressed up as workmen were tearing up the road with a pneumatic drill.

最近有个学生看见两个工人在学校门外用风钻干活，马上打电话报告警察，说有两个学生装扮成工人，正在用风钻破坏路面。