- drop behind
 - 落…之后;落伍
 
同义词
           
       参考例子
           - 1.He dropped behind the other runners.
 - 他落在其他赛跑者的后面。
 
- 2.We cannot afford to drop behind our competitors.
 - 我们可担当不起落后于竞争对手的后果。
 
- 3.But the theory research of this technique still not opportune, its theory research is drop behind practice.
 - 但是,这种技术的理论研究还不十分成熟,表现为理论研究落后于实践的状况。
 
英文解释
           - v.
 - 1.to lag or linger behind
 
网络释义
               - drop behind
 - 落后; 落 伍, 落后, 落在...之后; 落伍/落后; 落在...的后面;
 
- drop behind
 - 落伍,落后;
 
- behind the times drop behind fogyism straggle
 - 落伍;
 
- In a way to drop behind you
 - 在你身后落了一地地;