causing flash floods
引发山洪暴发
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Typhoons frequently move in between July and September, often causing injuries and deaths in mountainous regions prone to landslides and flash floods.
台风经常于7月至9月移动，往往造成伤害和死亡，在易滑坡和山洪暴发的山区。
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