backward

非常落后

used to emphasize that something is less advanced

用于强调某事物不够先进

极其落后

used to strongly emphasize that something is less advanced

用于强烈强调某事物不够先进

经济上落后

less advanced in terms of economic development

在经济发展方面不够先进

技术落后的

less advanced in terms of technology

形容一个地方或系统没有发展现代技术。

相当落后

used to moderately indicate that something is less advanced

用于适度地表明某事物不够先进

教育上落后

less advanced in terms of educational systems or standards

在教育系统或标准方面不够先进

落后

to be developing slowly or to be less advanced

指发展缓慢或不够先进

显得落后

to appear to be developing slowly or to be less advanced

看起来发展缓慢或不够先进