Is it the colour of his clothes, the length of her arms or even the odd facial scar?

是衣服的颜色，手臂的长度，还是脸上略显古怪的伤疤？

youdao

Aside from minor differences in the shape of neck vertebrae and the relative length of the arms, early birds and their Maniraptoran kin, such as Velociraptor, look very much alike.

撇开颈椎形状和四肢长度的微小差别不谈，早期鸟类和它们手盗龙家族的近亲(如迅猛龙)看起来非常相似。

youdao

She pushed me away and held on to my shoulders at arms length. "Let me look at you.

她手撑在我肩上，把我推在一臂远的地方，“让我看看你。

youdao

One can see the investment as a part-nationalisation - the government says it is an arms-length relationship.

BBC: NEWS | Business | Q&A: The bank rescue and you

Everything must be done in the same way as it would be done in a truly arms-length transaction.

FORBES: President Obama Being For Marriage Equality Does Not Make Marriage An Unqualified Good Deal

Through extensive arms-length, good-faith negotiations, hundreds of thousands of Gulf Coast residents and businesses will be made whole.

CNN: STORY HIGHLIGHTS