the front limb (or the homologous structure in other animals, such as a flipper or wing)
造句
A person\\\'s arms homologize with a quadruped\\\'s forelimbs. 人的胳膊與四肢動(dòng)物的前肢相應(yīng)。
Opening up his eyes, the monkey found a stout mantis tightly holding a delicate branch with his saw-like forelimbs. 睜開眼睛一看，他發(fā)現(xiàn)一直肥大的螳螂用他那鋸一般的前肢緊緊地夾住一條嫩枝。