Not all casualties can necessarily be prevented一but by coordinating across local, state, and even national borders, officials hope that the worst-case scenario can be averted.
2019年12月六级真题(第一套)阅读 Section C
柯林斯高阶英汉双解学习词典释义
VERB
协调;调和
If you co-ordinate an activity, you organize the various people and things involved in it.