关于学习火灾急救知识的英语演讲稿？Recent years have witnessed a marked growth of fire accidents in cities. We often s
关于学习火灾急救知识的英语演讲稿？
Recent years have witnessed a marked growth of fire accidents in cities. We often see flashing fire engines rushing through the streets. Fires have not only caused heavy econornic losses but also injured and killed many people.
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急救知识培训（繁体：訓）内容英语 关于学习火灾急救知识的英语演讲稿？转载请注明出处来源
