我的肚子还是空的，如果我不想饿死，我就得把裤带勒紧。

My stomach remains empty, and I must tie myself up if I am not to die of hunger.

youdao

如果为空，则返回 SQL2032。

SQL2032 is returned if null.

youdao

如果数组为空，则没有发现匹配项。

If the array is empty, then no matches were found.

youdao

If you have a white wall, that's when we did Zen meditation, it's easier if you're just facing a wall.

如果家中有面空墙，我们可以进行坐禅，面对空墙会相对容易。

普林斯顿公开课 - 人性课程节选