There are a number of distinguishing characteristics by which you can identify a Hollywood epic.

通过其诸多与众不同的特点,你可以识别出好莱坞的史诗影片。

《柯林斯英汉双解大词典》

There are a number of ways by which temperature influences economic activities.

温度影响经济活动的方式有很多。

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A symbol by which the relief workers could be recognized was devised.

一个可以用来识别救援人员的标志被设计了出来。

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The Burma Road was a major route by which the United States was supplying China with munitions as part of the Lend-Lease Act.

VOA: special.2011.05.26

The blind Fury here is the mythological figure Atropos; this is the Fate that cuts the slender thread by which our lives dangle.

这里的暴怒是指神话人物阿特洛波斯;,命运剪断了维系生命的细线。

耶鲁公开课 - 弥尔顿课程节选

There is one pub called a... there's one over by the Thayer Street, which is an old English pub,

有一个酒馆叫……塞耶街有一个，一个很老的英国酒馆，

世界是我的家 - SpeakingMax英语口语达人

Genomics studies the function of genes, the DNA instructions by which the body makes proteins.

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Rent-seeking is the process by which businesses seek profits by making investments in the political process.

FORBES: The Looming Failure of Obamacare, Part 3: Rent-Seeking

Another way by which teams underperform is that their managers can think too big.

FORBES: Teams Matter, Talent Is Not Enough