牧民们把獒犬视为是人类最忠实的朋友。

Pastoralists the mastiff as mankind's most faithful friend.

youdao

但是书籍是人类最忠实的朋友，是人类进步的阶梯。

However, books are faithful friends of mankind and steps to human progress.

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一项新研究指出人类朋友聚散有日，但马如得到友善对待，就会成为你最忠实的老朋友。

Human friends may come and go, but a horse could be one of your most loyal, long-term buddies if you treat it right, suggests a new study.

youdao

一项新研究指出人类朋友聚散有日，但马如得到友善对待，就会成为你最忠实的老朋友。

Human friends may come and go, but a horse could be one of your most loyal, long-term buddies if you treat it right, suggests a new study.

youdao