(of a living being) unable to produce young, or (of land) unable to produce plants or crops

Mules are usually sterile. 骡子通常无法生育。

One of the side effects of the drug could be to make men sterile. 这种药物的副作用之一是可能会导致男性不育。

having no imagination, new ideas, or energy

a sterile argument 毫无新意的论点

completely clean and free from dirt and bacteria

The operation must be carried out under sterile conditions. 手术必须在无菌条件下进行。