backward
US /ˈbæk.wɚd/
UK /ˈbæk.wɚd/

1.
2.
落后, 不发达
having made less than normal progress; undeveloped
:
•
Some regions are still economically backward.
一些地区在经济上仍然落后。
•
The education system in that country is quite backward.
那个国家的教育体系相当落后。
落后, 不发达
having made less than normal progress; undeveloped