- fall in
 - 到期;集合;排队;倒塌;与某人在一起
 
同义词
           
       参考例子
           - 1.The roof of the burning house fell in.
 - 着火屋子的房顶塌陷了下去。
 
- 2.Leaves change color and fall in autumn.
 - 秋天树叶会变颜色并且掉落。
 
- 3.Meet someone, fall in love, live happily ever after.
 - 遇见某人,堕入情网,然后幸福地生活。
 
英文解释
           - v.
 - 1.break down, literally or metaphorically
 - 2.to take one's place in a military formation or line
 - 3.become part of; become a member of a group or organization
 
网络释义
               - FALL IN
 - 跟随; 集合/陷入; 坍下; 坍塌;
 
- fall in
 - 坍塌,同意;
 
- Fall Asleep in Class
 - 上课睡觉;
 
- Fall leaves in Maine
 - 在中离开缅因图片;
 
- fall off in flakes
 - 成片脱落; 纷纷落下;