Really? Tell that to the bathroom scale, 'cause one of you is lying.

真的? 你去看看我体重秤的数字，要不你错，要不秤错。

So unless your bathroom scale gives you an answer in Newtons, it's lying to you.

所以除非你的体重计显示你的重量是几" 牛顿" ，那么它就是在骗你。

Tim says, " Okay, here are some towels, a bathmat and a bathroom scale."

蒂姆说，“好的，这里有一些毛巾、浴垫和浴室秤。

My bathroom scale is reliable if whenever I stand on it, it gives me more or less the same number.

如果它在一天之内误差达到了十磅， 那么就不可靠了。

But first, flying things that are very, very light, so light that most of them wouldn't even register if you put them on your bathroom scale at home. We're talking about butterflies.

但首先，飞行的东西非常非常轻，轻到如果你把它们放在家里的浴室秤上， 它们中的大多数甚至都不会被注意到。 我们在谈论蝴蝶。