最后他得出结论,有些动物每天只需要数小时就可以获得生存和繁衍所需的能量,而有些则需要一整天都在摄取食物。
“These conclusions explain why some animals can survive and reproduce optimally with only a few waking hours, whereas others need to eat all day and must have reduced sleep time, ” he told Nature.
还有些人坚持认为头发要每天花数小时拉直才会好看。即使你有时间,你自己能做到吗?
Others will insist that your hair will look better with hours of straightening every day... yet even if you had the time, would you use it for doing that?
有些瑕疵但还是很有趣:在多人模式下,实况足球2010可以带来数小时的乐趣。
Flawed but fun: pro Evolution Soccer 2010 provides hours of entertainment in its multiplayer mode.
我经常钓鱼数小时却一无所获但我从不为此烦恼有些垂钓者就是不走运,他们往往掉不到鱼,却钓上来些旧靴子和垃圾。
I often fish for hours without catching anything. But this does not worry me. Some fishermen are unlucky. Instead of catching fish, they catch old boots and rubbish.
许多印度人已经转而使用电子支付方式,但有些人却别无选择,只能花上数小时在银行或自动取款机前排队等候。
Many Indians are switching to digital payment methods, but those who can't have few options but to spend hours waiting in line at Banks or ATMs.
这些所谓的“飞行云”不过是飞机尾气中的湿气冷凝而成的云状微型冰晶颗粒,尽管其中有些会很快蒸发,但是很多会逗留数小时,并弥漫天空。
Although some so-called contrails, which are simply clouds of tiny ice crystals condensed from the moisture in aircraft exhaust, evaporate quickly, many linger for hours and spread across the sky.
这些所谓的“飞行云”不过是飞机尾气中的湿气冷凝而成的云状微型冰晶颗粒,尽管其中有些会很快蒸发,但是很多会逗留数小时,并弥漫天空。
Although some so-called contrails, which are simply clouds of tiny ice crystals condensed from the moisture in aircraft exhaust, evaporate quickly, many linger for hours and spread across the sky.
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