抓好生态平衡: conserving the natural resources and keeping the ecological balance
担忧: worry; be anxious 短语和例子不要为我的身体担忧。 don't worry about my health. 我为这次考试担忧。 i'm worried about the test. 我们为他的安全担忧。 we are anxious about [for] his safety. 这种人从来不必为前途担忧。 such people never have
生态平衡攸关重要: ecological balance a most important problem