他们嘴周围的表皮褶皱能收集微粒分析气味。

The epidermal folds around their mouths collect molecules for olfactory analysis.

youdao

他们嘴周围的表皮褶皱能收集微粒分析气味。

The epidermal folds around their mouths collect molecules for olfactory analysis.

youdao