1.under threat 受到威胁
However, if they could not achieve these, then all previous achievements will be under threat.
但是如果他们做不到，那么以前的成果也将受到威胁。

2.surviving 继续存在的
The giant panda is one of the surviving ancient animals.
大熊猫是一种残存的古动物。

3.affect 影响
More than seven million people have been affected by drought.
七百多万多人受到了干旱的影响。