1、He is a man of undemonstrative nature.
他是個性情含蓄的男子。

2、You shall, 'repeated Mary, in the tone of undemonstrative sincerity which seemed natural to her.
你應當這樣，“瑪麗重復說，口氣里透出了含蓄的真誠，這在她似乎是自然的流露。”

3、a phlegmaticand certainly undemonstrative man
一個冷靜……當然也不露聲色的人。

4、He was an undemonstrative man, substantial.
他是個結實不露感情的人。

undemonstrative翻譯