- 第一次 dìyīcì first timethe first time; for the first time
- 一次性 yīcìxìng disposabledesigned to be used once and then discarded
- 一次方程 yīcìfāngchéng linear equation
- 一次函数 yīcìhánshù linear functionlinear function (math.)
- 一次方程式 yīcìfāngchéngshì linear equation(math.) linear equation
- 下一次 xiàyīcì next time
- 不止一次 bùzhǐyīcì repeatedlymany times; on more than one occasion
- 再一次 zàiyīcì once moreonce more; again
- 又一次 yòuyīcì againyet again; once more; for another time
- 有一次 yǒuyīcì onceon one occasion in the past
- 每周一次 měizhōuyīcì weeklyonce a week
- 第一次世界大战 Dìyīcì Shìjiè Dàzhàn World War IWorld War One
- 一次又一次 yīcìyòuyīcì repeatedlydoing something many times in succession; over and over again
- 一次总付 yīcìzǒngfù lump-suma one-time payment for the entire amount, rather than multiple installments
- 一次生，两次熟 yīcìshēng, liǎngcìshú gradual adaptationbecoming accustomed to a task, situation, or flavor through repeated exposure or practice
- 上一次当，学一次乖 shàngyīcìdàng, xuéyīcìguāi learn from mistakeTo learn from a negative experience or deception to be more cautious in the future; once bitten, twice shy.
