Man: lf I had opened my mouth, they'd have found my four gold teeth. That would be much worse.

男子：要是我张口的话，他们就会发现我的四颗金牙。那就更糟了。

youdao

I also bring a bottle of water and some provisions. lf you are hungry, you can let me know.

我还带了一瓶水和一些干粮。如果你饿的话，可以告诉我。

youdao

We introduce natural orders to the underlying Sets of the LF-unit intervals I(L).

在LF单位区间I（L）的底集上引入自然序，利用该序的内蕴拓扑揭示I（L）的更深层的特性。

youdao