The parachutists dived from the plane.

跳伞员从飞机上跳伞。

We watched the drop of the parachutists from the plane.

我们看着伞兵从飞机上降落下来。

Method 607 parachutists were investigated with Symptom Checklist-90(SCL-90) before bailout training.

方法运用SCL-90症状自评量表，对607名空降兵在跳伞训练前期进行调查。