Nanodiamonds are produced under only a very high temperature and high pressure event, such as a comet striking Earth.

VOA: special.2009.01.20

Well I've only been tell you a few things about it right now and actually I can illustrate by very examples.

我只是告诉了你们几件事,实际上我可以通过例子来解释。

麻省理工公开课 - 媒体、教育、市场课程节选

I think that's mainly because Hollywood only ever chooses people with a very posh English accent.

我想，主要因为好莱坞只选那些有高傲的英式口音的人。

优雅的英式英语 - SpeakingMax英语口语达人

But Delivanis is very careful only to make introductions that he thinks will work for both parties.

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In fact, the past century has witnessed at most, two (and very possibly only one) periods of warming.

FORBES: Gullible Warming: A Contrived Crisis That Is Too Good To Waste

And I was so enamored that I wrote about them in a blog on this very website only a few weeks ago.

FORBES: I Cheated With Amazon.com...And Got Caught