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In biochemistry, handedness can matter. Left - and right-handed versions may, for example, smell different.

在生物化学中，手性是有意义的，如左旋和右旋的物质气味可能不同。

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Ants that work outside the nest smell different from those that stay inside.

在外面觅食的蚂蚁身上所散发的气味与在蚁巢内工作的蚂蚁气味不同。

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The sexes themselves smell different, too, and women can glean information about a man's social status from his smell alone.

ECONOMIST: Perfume science

At the store, she suggests sampling a fragrance on your skin and not blotters, as it will smell different on everyone's skin.

WSJ: Finding a Signature Fragrance

Now, with a vacuum growing at the centre, things smell different.

ECONOMIST: Will Russia hold together?