正文

Kelly, Kornienko Land on Earth after Year in Space

2016-03-03来源:VOA

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Words in This Story

swimming pool – n. a large structure filled with water for swimming

harsh – adj. unpleasant or difficult to experience

isolate – v. to put or keep in a place that is separate from others

endure – v. to experience something for a long time, sometimes painful

monitor – v. to watch for activity or behavior