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  • 匿名
关注:1 2013-05-23 12:21

求翻译:当一棵树受到病虫的攻击时,它会向空气中释放一种化学品以警告周围的树木。是什么意思?

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当一棵树受到病虫的攻击时,它会向空气中释放一种化学品以警告周围的树木。
问题补充:

  • 匿名
2013-05-23 12:21:38
When a tree to attack by the pest, it will be a chemical released into the air to warn the surrounding trees.
  • 匿名
2013-05-23 12:23:18
When a tree has been disease attacks, it will be released to the air in a chemical to warn the trees around.
  • 匿名
2013-05-23 12:24:58
When a tree comes under disease-carrying insect's attack periphery, it can release one kind of chemical to the air in to warn the trees.
  • 匿名
2013-05-23 12:26:38
When a tree is pest attack, it will release a chemical in the air to warn the surrounding trees.
  • 匿名
2013-05-23 12:28:18
正在翻译,请等待...
 
 
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