The curettes are meant to be disposable and for single use only.

刮匙是一次性的，只能使用一次。

Do not reuse bottles intended for single use.

不要重复利用一次性使用的瓶子。

MaintainJ generates sequence and class diagrams for a single use case.

MaintainJ会为单一的用例生成序列图和类图。

These respirators are designed for single use. Do not re-use the respirator.

这些呼吸防护口罩设计为一次性使用。不要重复使用呼吸防护口罩。

It only needed a single use of his real name and the gang would be at his heels.

只要叫他一次真名字，大伙儿就会群起而攻之。