“跳级”造句
他连续
跳级，18岁时就以全美优等生联谊会成员的身份从肯塔基大学毕业。
Moving rapidly through school, he graduated Phi Beta Kappa from the University of Kentucky at age 18.
跳级证书意味着需要更少的学时.
A . P . credits can mean fewer required classes.
从四年级
跳级到六年级.
Skip from the fourth to the sixth grade.