| 释义 |
lag behind- 落后，落在后面；慢于，落后于:
Several players began to lag behind even at the beginning of the race. 比赛刚进行就有几名选手落在了后面。 We must achieve modernization of science and technology, otherwise we will lag behind other nations. 我们必须实现科学技术现代化，否则我们要落后于其他国家。 - 拖欠，拖延付款：
The students were so poor that they always lagged behind with the rent. 学生们很穷，他们老拖欠房租。 - 落在(…)后面
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