The rates of extinction happening today are as great as the rates during these mass extinctions.

现今物种灭绝发生的速度和这些大规模灭绝的速度一样快。

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The weather is usually warm and sunny during these months so remember to bring some sun protection, especially on hot days.

在这几个月里，天气通常是温暖和晴朗的，所以记得带一些防晒用品，尤其在炎热的日子里用。

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During these three centuries, Norse voyagers from Northern Europe explored northern seas, settled Greenland, and visited North America.

在这三个世纪中，来自北欧的挪威航海者们探索了北部海域，在格陵兰岛定居，并到访北美。

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Bono has said that the hopeful message of this song is especially meaningful during these difficult times.

VOA: special.2009.04.10

So now we have a relationship between the ratios of these volumes that are reached during these adiabatic paths.

现在我们有了一个联系,这些绝热过程中,体积比的关系式。

麻省理工公开课 - 热力学与动力学课程节选

During all of these problems for the personality theorist, the body theorist,the fans of the body theorist,is standing there laughing.

人格理论家被这些问题重重困住，肉体理论家和支持者在一旁笑了。

耶鲁公开课 - 死亡课程节选

During these first post-Thanksgiving work days, many consumers log onto their computers and buy gifts online.

FORBES: Online Retailer Newegg Mobilizes For Black Friday Sales

During these meetings, the Director-General reviewed various aspects of the cooperation between UNESCO and Algeria.

UNESCO: Social and Human Sciences

So what can businesses do to help aid drivers during these dangerously pocketbook pinching times?

FORBES: 3 Ways Businesses Can Provide A Driving Boost To Employees