exist

过去式：

动词过去式: existed

更多词形：

动词过去式: existed | 动词过去分词: existed | 动词现在分词: existing | 动词第三人称单数: exists |

单词例句：

Cross-roads will not exist on these new highways, but will be replaced by bridges and flyovers.

新公路上将没有十字路口，而代之以过街桥和立交桥。

The so-called Han race didn't exist yet.

那时所谓的汉族还不存在。

They are so poor they can hardly exist.

他们如此贫穷,几乎不能生存。

I can hardly exist on the wage I'm getting; there is no money for luxuries.

我靠我挣的工资简直难以　口，根本无钱享受。

Justified violations also exist in common morality.

普通道德中也存在正当的违反。

But inefficient routings exist all over the world.

但低效率的飞行线路在世界范围内广泛存在。

Such a gap did not exist in early computers.

早期的计算机是没有这种差距的。

Matter can exist as a solid, liquid, or gas.

物体存在的形态有固体，液体，气体。

Man cannot exist without air.

没有空气人就不能生存。