beating engine

基本解释

As engines get smaller, yet maintain the power density of a larger engine, the valves in them tend to take a greater beating.
發動機越來越小巧，卻仍保畱了大號發動機的動力密度，這時氣門會承受更大的熱量。
Notice that this technique isn't "beating" on the engine, but rather taking a purposeful, methodical approach to sealing the rings.
此方法不是損害發動機而是一個有目的、有方法的達到密封環密封的過程。
Microsoft Bing became the 2nd most popular search engine in North America, beating Yahoo for the position, according to ad network Chitika.
廣告網絡Chitika發佈最新數據顯示，微軟搜索引擎"必應"已超越雅虎，成爲北美第二大搜索引擎。
www.chinadaily.com.cn

Gilder generally avoids software, but I've always regarded Inktomi's software search engine as the beating pulse of the Net.
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