As Andrew Johnson prepared to leave the White House a few months after Grant's election, he would look back on some successes during his time as president.

VOA: special.2010.02.11

Those levels would reach a plateau after some period of time, maybe after a couple of weeks and then they would begin to decline again.

在一段时间后,抗体浓度将达到峰值,峰值大约出现在几周之后,之后,抗体浓度将开始下降

耶鲁公开课 - 生物医学工程探索课程节选

After a long time, some of the rock changes to clay.

VOA: special.2009.09.14

The end result was that a year later, after spending some time in a Mongolian prison, she and her daughter made it to South Korea.

CNN: Finding love across the Koreas: A matchmaker's tale

You can adapt to A and B after spending some time here, but the only way to experience C is to abandon hotels and move into a private residence.

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After years of negotiations the two sides have quietly struck a deal that calls for Tempelsman to transfer the artifacts to a U.S. public institution, presumably a museum, which after some time will return the sculptures to Italy.

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