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Make sure that flying fireworks will not crash into structures once they become airborne.
在燃放之前，你要保证一旦爆竹点燃不会撞到任何建筑物。
youdao
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Once a kITe is airborne, IT strains on the rope.
风筝一旦上天，就会拉紧绳子。
youdao
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Once a kITe is airborne, IT strains on the rope.
风筝一旦上天，就会拉紧绳子。
youdao