成本效益计划
以上为机器翻译结果，快速获取精准的人工翻译结果，建议选择有道人工翻译
经营效果研究计划
But in testimony before a congressional committee on Thursday, administration officials said little that eased concerns about the effectiveness, the cost or the intrusiveness of the monitoring program they are building.
FORBES: Magazine Article
英汉双解词典包含3185865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。