lack-of-power index [電子、通信與自動控制技術(shù)]缺電指數(shù)lack-of-knowledge inference [計算機科學技術(shù)]知識缺乏推理lack-in-office n. 求官職的人lack-excited 欠勵磁lack- 表示"缺少","沒有"lack scope for their abilities 無用武之地lack of time 缺乏時間lack of strip problem [電子、通信與自動控制技術(shù)]缺帶問題lack of side wall fusion [能源科學技術(shù)]側(cè)壁熔融不足lack of side fusion [交通運輸工程]側(cè)面未熔合lack of root fusion [交通運輸工程]根部未焊透lack of rainfall [氣象] 缺雨,少雨lack of power 乏力;缺乏動力lack of penetration 未焊透lack of parental care [法學]親情缺失lack of money 缺錢lack of lactation [醫(yī)藥科學]乳汁不行lack of labor 勞動力缺乏lack of knowledge 知識的匱乏 缺乏知識lack of good faith [哲學]誠信缺失[經(jīng)濟學]誠信缺失