A flea and a fly flew up in a flue

A flea and a fly flew up in a flue. Said the flea, "Let us fly!" Said the fly, "Let us flee!" So they flew through a flaw in the flue.
一只跳蚤和一只苍蝇飞进烟道里。跳蚤说：“让我们飞吧！”苍蝇说：“让我们逃跑吧！”就这样，它们就飞越了烟道里的一条裂纹。