腹甲海龟或陆龟的''.'龟甲'. ''的腹部部分.The ventral part of shell of a turtle or tortoise.背甲胶经酸水解,有与腹甲胶相同的16种氨基酸.After hydrolyzation with with acid the back and abdomen shell yielded 16 same kinds of acid....
Someone jumped out from the foremost waggon.有人从最前面的一辆马车里跳下来。Someone jumped out from the foremost waggon and cried aloud.有人从最前面的一辆大车里跳下来,大声叫嚷.He was one of the world's foremost scholars of ancient Indian culture...他是...