常見例句用作名詞 (n.)The membranes extend backward to encompass hind limbs that are quite a bit smaller than those of a terrestrial mammal of comparable body size.翼膜向后延伸包圍住后肢,蝙蝠的后肢比其他體形相當(dāng)?shù)年憲溉閯游锩黠@小了許多。 返回 aquatic mammal