An elephant is a quadruped.大象是四足动物.Ventral ( or pelvic ) fins correspond to the hind limbs of a quadruped.腹鳍 对应着四足动物的后肢.The corresponding part of the forefoot of a quadruped.'掌骨'.''四足动物前脚所对应的部分....
A person's arms homologize with a quadruped's forelimbs.人的胳膊与四肢动物的前肢相应.Ventral ( or pelvic ) fins correspond to the hind limbs of a quadruped.腹鳍 对应着四足动物的后肢.An elephant is a quadruped.大象是四足动物.a quadruped mammal....
Fluorin can avoid brown striation and whiten skins.氟:能消除褐色斑,使皮肤变白.The free fluorin content in liquid multi - vitamin was quantitatively analyzed by using a simple potentiometric titration.使用简单的电位滴定法定量分析维生素中游离氟的含量.It is c...