- 小时候 xiǎoshíhou in one's childhoodDuring the time when one was a child; when one was young
- 小时了了 xiǎoshíliǎoliǎo intelligent when youngto be clever and quick-witted in childhood
- 千瓦小时 qiānwǎxiǎoshí kilowatt-hourA unit of energy equal to one kilowatt of power sustained for one hour; also commonly known as a [[度|度|du4]].
- 小时了了，大未必佳 xiǎoshíliǎoliǎodàwèibìjiā precociousness does not guarantee future successA proverb meaning that being bright and clever at an early age does not necessarily lead to achievement when growing up.
- 小时候儿 xiǎoshíhour childhoodin one's childhood; when one was young
- 小时工 xiǎoshígōng hourly workerworker paid on an hourly basis, such as a temporary or part-time domestic helper
- 八小时工作制 bāxiǎoshígōngzuòzhì eight-hour workdaythe eight-hour workday system; a labor system where an employee works no more than eight hours a day
- 数小时 shùxiǎoshí several hoursseveral hours; for a duration of a few hours
- 半小时 bànxiǎoshí half an hourhalf of an hour; thirty minutes
- 学分小时 xuéfēnxiǎoshí credit hourA unit of measuring academic credit within a [[学分制|學分制|xue2 fen1 zhi4]]
- 安培小时 ānpéixiǎoshí ampere-hourunit for measuring electric charge, especially the capacity of a battery, equal to the flow of one ampere for one hour
