highly sensitive

1.Infant mortality is a highly sensitive barometer of socio-economic conditions.

婴儿死亡率能够充分反映社会经济状况。

2.The eyes of predators are highly sensitive to the slightest movement.

捕食性眼睛能觉到最静。

3.There are highly sensitive and delicately balanced ecosystems in the forest.

森林里有高度敏、灵敏平衡各种生态系统。