In a titanic collision model, the bulk of the Moon would have formed from a combination of material from the impactor and Earth's mantle.

在泰坦尼克碰撞模型中，月球的大部分是由来自撞击者和地幔的物质结合形成的。

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The bulk of the population lives in cities.

大多数人口居住在城市里。

《牛津词典》

It's cheaper to buy in bulk.

大批购买便宜些。

《牛津词典》

But you do, in fact, have to worry about long-term exposure, cyanide poisoning in terms of long-term effects in certain populations that do get the bulk of their carbohydrates from this root, from the root of the Cassava plant.

但是你确实，不得不担心长时间的接触，氰化物的慢性中毒会对,从木薯根中获取大部分,碳水化合物的部分人群产生影响。

麻省理工公开课 - 化学原理课程节选

Threatening text messages sent in bulk - inexpensive in India - were the main vehicle of the insidious rumours that have swirled around in the city for the past two days, driving panic into the hearts of the tens of thousands of people from the north-eastern region living there.

BBC: Social media and the India exodus

But with its mix of consumer-friendly PCs, printers and big business servers--in addition to its vastly greater bulk--HP is a better leading indicator than Sun, which specializes in geeky gear used in data centers and by engineers.

FORBES: Magazine Article

His sheer bulk -- weighing in at 120 kg as against 94 kg for Bolt -- was always going to be a barrier on the track, and he was persuaded to try a new challenge by Germany's national bobsled team coach Gerd Leopold.

CNN: Better than Bolt? The fastest men on ice