复数
第三人称单数
现在分词
过去式
过去分词
医药科学
绳腱
腿后腱
体育
低拉机
But any extension to key parts of the private sector, according to former officials and security professionals, could be hamstringed by the government's own secrecy.
FORBES: Bush's Cyber Secrets Dilemma
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。