First, the chemicals deposited on the rub provide information on the individual identity of an animal; no two mammals produce the same scent.

首先，擦痕上的化学物质提供了动物的个体特征信息；没有两种哺乳动物会产生相同的气味。

youdao

She uses the same scent as you.

她用的香水和你一样。

youdao

People and their pets can bond by wearing the same scent, he said.

该公司的市场部副经理还说，同样的气味能让人、猫关系更加亲密。

youdao

Chemistry breakthroughs have helped companies employ the same scent across different products.

WSJ: Does This Smell Clean to You?

These transparent discs were all the same size and scent.

BBC: Velcro petals help bees hang on

The same was found for scent-marking.

ECONOMIST: Behaviour of the sexes