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Phone calls cost 20c per unit off-peak.

非高峰时间电话费每单位两角。

《牛津词典》

Make the proper investment in a unit test, and it pays off later.

在单元测试上做适当的投入，随后将得到回报。

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What's hanging off of the side of this long molecule that's formed by polymerizing nucleotides are - is this base unit.

在这条由多聚核苷酸,构成的长链分子,一侧悬挂着碱基单位

耶鲁公开课 - 生物医学工程探索课程节选

Berman persuaded JPMorgan to spin off the unit in 1998.

FORBES: Magazine Article

For example, you shut off the unit or the battery dies, and you have to start at the beginning or go through a medieval process of physically recording track numbers.

CNN: Too soon for totable tunes?

Bayer insists it won't sell, but hopes to partner the unit off early next year.

FORBES: Bayer Finds Breaking Up Hard To Do