一次性 yícìxìng one-off (offer)
one-off (offer); one-time; single-use; disposable (goods)
How to remember 一次性: 一 one + 次 time + 性 nature = one-off (offer).
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How it is used
- Single-use/disposable; or one-off/one-time. 一次性餐具 (yícìxìng cānjù) disposable tableware.
- Also 'in one go': 一次性付清 (yícìxìng fùqīng) pay off in a single payment.
- Two senses split by context: goods → disposable; actions → one-time. 一次性用品 (yícìxìng yòngpǐn) disposable products.