1. 沈默寡言的：retard 阻碍 | reticent 沈默寡言的 | retire 退休; 告退,离去

2.

2. 沉默不语的：nakedness 赤裸裸的事实 | reticent 沉默不语的 | tolerant 忍受

3. 沉默的：reticency 沉默 | reticent 沉默的 | reticently 沉默寡言地

4. 沉默寡言的：take the measure of sb. 摸请某人的老底 | reticent 沉默寡言的 | measurement n. 度量衡

1. 沉默寡言的;不与人交谈的
    Someone who is reticent does not tell people about things.

    e.g. She is so reticent about her achievements...
           她对自己的成就缄口不言。
    e.g. Mrs. Smith, normally a reticent woman, took it upon herself to write to the President.
           通常都很沉默的史密斯夫人决定自己给总统写信。

1. reluctant to draw attention to yourself

    Synonym: self-effacingretiring

2. cool and formal in manner

    Synonym: restrainedunemotional

3. temperamentally disinclined to talk

    Synonym: untalkative