second adj.第二的;次等的;再一个的num.第二n.片刻;秒adv.第二;其次v.支持;赞成;附和;调派
the art.那;这;这些;那些adv.(用于比较级前)更加;用于最高级前;(用于形容词、副词比较级前)越...越...
双语例句
The oocytes undergoing meiotic division sequentially extrude the first and the second small polar bodies from the large oocytes. 卵母细胞在减数分裂过程中相继排出第一和第二极体。