behindhand
adj. 拖欠的；落伍的，落后的；迟的
adv. 迟，慢；滞延
例句
They were behindhand in settling their debts.
他们没有及时还清债务。
《牛津词典》
So we should change the behindhand situation and resolve the two main problems as soon as possible.
因而，改变国内的落后现状和解决两大问题刻不容缓。
The aim is to provided some feasibility idea of low cost environment space art for economy behindhand region.
旨在为经济落后地区地方化的低造价环境艺术空间建设方面提供一些可行的思路。
