Great tracts of lowland country deforested by logging, fire, or both have become ideal feeding grounds of deer.

在低地国家大片的森林被砍伐、遭受火灾或两者皆有，成为鹿群理想的觅食地。

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Whether one person or both have the condition, certain steps can help strengthen the relationship.

不管是一个或者两个都有这病，特定的步骤可以帮助关系加固。

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He explained, referring to orphans of HIV to their own health, their parents due to HIV infection, one or both have passed away.

他介绍，艾滋致孤儿指自己本身健康，父母由于感染艾滋病毒，一方或双方已经去世。

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And some have both. During a wedding, the couple might read special vows or promises that they have written for each other.

VOA: special.2010.08.09

So what that means is that we're limited in any atom to having two electrons per orbital, right, because for any orbital we can either have a spin up electron, a spin down electron, or both.

这意味着在一个原子内,每个轨道上可以有两个电子，对吧，因为对任何轨道,我们可以有自旋向上或者自选向下或者两者都有。

麻省理工公开课 - 化学原理课程节选

n And these are known as anions. It has the n, which might conjure up negative, or anion and minus both have five letters.

这些就是负离子，有，能让我们想起，负，这个字，或者负离子和负号都是5个字母。

麻省理工公开课 - 固态化学导论课程节选

Ohio State, Michigan State or both have made the Final Four in eight of the past 13 seasons.

NPR: 10 Things To Know For The NCAA Tournament

Marshall's efforts to secure a home-and-home series with either or both have met with such futility that a state senator from Wichita this winter introduced a bill that would require the state's three Division I schools to play each other.

WSJ: Wichita State: Wichita's Furious Quest for Respect

If greenhouse-gas concentrations are to be stabilised, then the carbon price or the support mechanisms for clean energy, or both, will have to rise or be adopted worldwide, or both.

ECONOMIST: Cleaning up