单词behind-in
This is quite worrying, you know, if the town lags behind in its development it becomes easy prey for the enemy.
这相当令人烦恼，你知道，如果城镇老是发展落后的话将会给敌人很多的机会。
Quite a few populous countries in the world lag far behind in the list. India, Pakistan, Turkey and Egypt are all among the bottom 10.
好几个世界人口大国的排名都很靠后。印度、巴基斯坦、土耳其和埃及都在后10名之列。
I was a little behind in my RSS articles but I stumbled upon a report about Halloween makeup to which the Beauty Brains had to weigh in.
虽然我在我的RSS里发表的文章有点人微言轻的意思，但我偶然发现美容专家所发表的关于万圣节化妆品的报道不敢苟同，请其掂量掂量，斟酌斟酌。
Society is lagging behind in its recognition of how much things are changing.
社会落在了事情变化的后面。
My son is going to be 15 this Christmas and is falling further behind in school. He no longer wants to even try to do better.
他甚至不再尝试去做的更好，现在只是期中而已，却有四次考试成绩不理想。
PUMBAA: You know kid, in times like this my buddy Timon here says: " You gotta put your behind in your past. "
彭彭：我有一句话，孩子，在这种时候，我的老朋友丁满总是说：“你应该把背影留给过去”。
In the former, the headquarters gets bogged down in so much detail that it lags behind in making timely decisions.
前者，司令部在过多的细节问题上深受其害，大大拉了做出及时决策的后腿。
As a 14-year-old, I would refuse to go for walks around the block with my friends if I was the least bit behind in my schoolwork.
岁的时候，哪怕有一点作业没做完，我都不会丢开书本和朋友出去玩。
We found a briefcase leaving behind in Guangzhou, will send up to Philippine next flight.
我们发现一个公文包留下在广州。下次航班将送回菲律宾。
Migrant workers would be forced to leave their children behind in distant villages.
农民工只能被迫将自己的孩子留在遥远的农村。