The exact length of each period may vary.

每一时期的确切持续时间可能有所不同。

《柯林斯英汉双解大词典》

Prices may vary so it's well worth shopping around before you buy.

价格可能会不一样，所以在购买之前多跑几家商店是很值得的。

《柯林斯英汉双解大词典》

This may vary somewhat from the general rules.

这可能与一般规则有些不同。

youdao

Second, as a given, food may vary.

第二,给定的食物也会不同

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

This one was done in Spain, so other regions may vary in terms of prevalence.

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At the moment everyone has equal access, but treatment may vary once one enters the system.

BBC: Cancer's ethnic divide?

Be aware that this is not for amateurs, and that you results may vary.

FORBES: Market Volatility Can Help You. Honest!