His message was received with unconcealed anger.
他的口信引起了公开的愤怒。
...their unconcealed dislike of each other.
他们对彼此毫不掩饰的嫌恶之情
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。