inefficient
/ˌɪnɪˈfɪʃənt/adjective
- not achieving maximum productivity; wasting or failing to make the best use of time or resources效率差的; （时间、资源的利用）效率低的; 无效率的：
inefficient transport systems
低效的运输系统
the government was both inefficient and corrupt.
政府既低效又腐败。
派生词