While your roommate is out, glue your shoes to the ceiling. When your roommate walks in, sit on the floor, hold your head, and moan.

趁你室友外出的时候，把你的鞋子沾在天花板上，等他回来的一瞬间坐在地板上，摸着头大叫痛。

youdao

On the floor without excess glue - this is important, otherwise it is difficult to clean off later.

地板上没有多余的胶--这点很重要，否则以后很难清洁掉。

youdao

Of course, if you are using now on the market with multiple locking the floor, even without glue can be very strong connection.

当然，如果是使用现在市面上具有多重锁扣的地板，即使不用胶也能连接的很牢固。

youdao

And now that so many of them are middle-class professionals, the glue of believing that they all worked on the factory floor has also dissolved.

ECONOMIST: Lexington