These birds must have a good optomotor response considering they are stationary 90 per cent of the time.

鉴于蜂鸟在90%的时间里都处于静止状态，它们肯定具有一种优秀的视觉运动（optomotor）反应能力。

youdao

These birds must have a good optomotor response considering they are stationary 90 per cent of the time.

鉴于蜂鸟在90%的时间里都处于静止状态，它们肯定具有一种优秀的视觉运动（optomotor）反应能力。

youdao