人类活动已经对生态系统造成严重破坏。
Human activities have given rise to severe damage to the ecosystem.
暂无解析
We hoped that this dispute can be settled through friendly negotiation without being submit for arbitration.
Wefeelthatyourcounter-offerisnotproperbecauseofthepriceforsuchamaterialisontheraiseatpresent.
我们认为你的还盘不合理，因为这种材料的价格目前呈上升趋势Weshouldbepleasetoallowyoutherequesteddiscountof5%,ifyouwilltoraiseyourorderto50,000pieces.
毁林对环境的破坏是长期的。
兼职要求学生遵守纪律并相应地分配时间。
