With today's more efficient contraception women can plan their families and careers.
如今有了更加有效的避孕方法,女性便可以规划她们的家庭和事业。
I work very efficiently and am decisive, and accurate in my judgement.
我工作非常有效率,处事果断,而且判断准确。
energy efficient, fuel efficient, efficient method, efficient system, efficient use of something
highly efficient
英汉双解词典包含141091条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。