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The sound of thunder nearly always follows the lightning flash although they happen together.
虽然闪电和雷鸣是同时发生的，但人们却总是先看见闪电，然后再听到雷声。
youdao
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The lightning flash lasted a split second, and then disappeared.
闪电一闪而后就消失了。
youdao
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The lightning flash lasted a split second, and then disappeared.
闪电一闪而后就消失了。
youdao