他为何一到冬季就变坏 Science and Culture
那个港口一到冬季就会封冻。
一到冬季，赛马场盐湖涨满了水，而湖床里的石头则被冰封起来。
In winter, Racetrack Playa fills with water and the lakebed's stones become encased in ice.
你可能已经注意到：冬季一到，病菌无孔不入、无处不在——流鼻涕、嗓子疼……没有什么比普通感冒更让人难受。
It's winter and as you have probably noticed, germs are everywhere - runny noses, sore throats, nothing quite like the common cold to make you feel miserable.
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