It's important to keep children clean to prevent HFMD, especially in early summer.

预防手足口病很重要的一点是让儿童保持清洁，尤其在初夏季节。

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Usually I go in the early evening, especially in the summer and fall, when the air in Washington is warm and still and the leaves on the trees barely rustle.

通常，我在傍晚进去，特别是在夏天和秋天，那时华府的空气温暖，而且寂静，树上的树叶几乎不会发出瑟瑟声。

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Eighty-eighth street is usually a busy street, especially during the summer. But sometimes, early in the morning and in the heat of the afternoon, it is quiet.

八十八街通常是很热闹的，尤其是在夏天的时候。不过，有时候在一大清早和炎热午后里，八十八街却很安静。

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