When the dog is moved at a slow trot towards an observer, its straight front legs track comparatively close together at the ground.

当狗以慢速小跑，面对裁判走来时，可以观察到前肢很直，足爪在地面的落点非常靠近。

youdao

When the dog is moved at a slow trot toward an observer its straight front legs track comparatively close together at the ground.

当狗以慢速小跑，面对裁判走来时，可以观察到前肢很直，足爪在地面的落点非常靠近。

youdao

None can be an impartial or wise observer of human life but from the vantage ground of what we should call voluntary poverty.

唯有站在我们所谓的甘贫乐苦这有利地位上，才能成为大公无私的聪明的观察者。

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While the aircraft will have two safety pilots on board, the flights will be operated by on-board systems supervised by a ground-based observer pilot.

FORBES: Pilot-Optional Flight Is Closer Than You Think