one-shot process

基本解释

Modeling business process and data models should rarely be a one-time shot. It's more likely a one-time shot when models sit on the shelf and get quickly out-of-date.
对业务流程和数据模型建模并不是件一劳永逸的事，这种现象只有在模型被废弃或很快就会过时的情况下才会发生。
The results show that the hard segment length distribution of TPU prepared by semi-prepolymer process was narrower and microphase separation was lower than one-shot and prepolymer processes.
结果表明，半预聚法合成的TPU比一步法和预聚法合成的具有较窄的硬段分布和较低的微相分离程度。

Tell yourself that improving your communication with your aging parent is a process, not a one-shot deal .
FORBES: How To Have A More Positive Relationship With Your Aging Parent