1·We are lagging behind in the childcare stakes.
我们在儿童保育竞赛中正落在后面。
—— 《柯林斯英汉双解大词典》
2·The lantern was far ahead, and he could not help lagging behind a little in the darkness.
灯笼在前面很远的地方，他不得不在黑暗中落在后面一点。
3·You will not be lagging behind if you work harder.
你得努点儿力，才不会掉队。
—— 《新英汉大辞典》
4·Boys are lagging behind girls at school.
男孩子在学校里总是落后于女孩子。
5·Progress while others are lagging behind.
当别人落后时我进步。
6·We don't want there to be any comrades lagging behind.
我们不希望有任何同志掉队。
7·Of course he doesn't like to be lagging behind the others.
他当然不愿意像现在落在别人后面。
8·On the other hand, I am so afraid of lagging behind other students.
另一方面，我很害怕落后于其他同学。
9·The fourth is the credit institution-building seriously lagging behind.
四是信用制度建设严重滞后。
10·The fact remains that we are still lagging behind the other classes in math.
事实是我们在数学方面仍然比别的班落后。