Self-winding watches usually have a power reserve of at least 40 hours and therefore have sufficient energy reserves to maintain a stable rate when the watch is not being worn (e. g. overnight).

通常情况下，自动上链手表储存的动力至少可使用40个小时，因此即使不佩戴手表（如夜晚），也可稳定保持足够的动力。

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Cardiac reserve and heart pumping function can be easily and safely measured by system e.

系统可安全、简便地测定心储备力及心脏的泵血功能。

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Tanaka:What E is meant by the term Federal Reserve System ?Is that the central bank of the United States?

田翞中：什么是美国联邦储蓄系统?它是美国的中央银行吗?。

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"This looks like a philosophical essay, " wrote Lawrence Krauss, a professor of physics at Case-Western Reserve University, in an e-mail.

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By making six-time All-Star Amar'e Stoudemire a reserve this season, Knicks coach Mike Woodson may have reinvigorated Stoudemire's career.

WSJ: The Knicks' $100 Million Backup Plan