usage time

基本解釋

If you really need more usage time, buy an extended-capacity battery and use it normally.
如果你確實(shí)需要更長的使用時(shí)間，去買一塊超容量的電池并正常使用吧。
This offered the highest usage time in the short-term, but was damaging the battery over the course of ownership.
這個(gè)能在短期內(nèi)提供最長的使用時(shí)間，但是會在充電過程中減少電池的壽命。
Many 14-inch notebook, you may use 2 and 4 stringsof 8-cell hybrid mode, the voltage will still be 14.4V, capacity is doubled to4400mAh, to ensure a longer usage time.
而很多14寸以上筆記本，則可能采用2并4串的8芯混聯(lián)方式，電壓依然為14.4V，容量翻倍達(dá)到4400mAh，保證更長的使用時(shí)間。

The antiquity of a law alone is no justification for its usage. Aristotle seems to reject you might say Burkean conservatism long before the time.
法律的古老性不能作為其用法的借口,亞里士多德似乎事先拒絕,你可能會說柏克式的保守主義,古老與傳統(tǒng)并不能。
耶魯公開課 - 政治哲學(xué)導(dǎo)論課程節(jié)選

WebMd now gives phone usage time advice!
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That chip, along with the custom charging circuitry developed by OLPC and Marvell means that the tablet can be charged by a hand crank at a 10:1 ratio (10 minutes of usage time for every minute spent cranking), or by the optional four watt solar panel cover at a 2:1 ratio on sunny days.
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