?保守秘密
... keep secrets to oneself 暗自保守秘密 keep something to oneself 保守秘密 ; 对某事保密 ; 对 Keep it to oneself 保守秘密 ...
?对某事保密
?对
... keep an eye on 照看, 密切注视 keep something to oneself 对...秘而不宣 keep tabs on 密切注意 ...
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。