Their house, which was solidly built, resisted the main shock.

他们的房子修建得很坚固，经受住了主震。

《柯林斯英汉双解大词典》

It can happen with a month, or within days, from the main shock.

余震可以在主震发生后的一个月或者几天之内发生。

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The strain energy of the near maximum shock occurred within 15 days after the main shock.

主震后15天内最大近震的应变能量和发震时间。

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A main concern is that the failure of some banks or governments to pay their debts could send a financial shock across many countries.

VOA: special.2009.03.06

Analysts refer to this Culture Shock as one of the main hurdles to getting services launched.

FORBES: Connecting marketers to the Forbes audience. What is this?

Unlike a fallout shelter that protects from radioactive debris, the main purpose of the building was to protect from shock waves and overpressure.

FORBES: Connect