influence and harm

• 影响与危害

influence and harm的用法和样例：

例句

1. The occurrence characteristics and the harm situation caused by Tetranychus urticae this mite was reported.The control methods against this mite were discussed.
   本文介绍了二斑叶螨在我国的危害情况和发生规律，分析了其发生与危害的特点，并提出了有效防治对策。