c. 1600, from Latin quiescentem (nominative quiescens), present participle of quiescere, inchoative verb formed from quies "rest, quiet" (see quiet (n.)).
权威例句
1. The rapid development of the economy turns the quiescent town into a noisy city.
经济的迅速发展使这个宁静的小镇成为闹市。
2. This is a quiescent Southern seaside town.
这是个宁静的南方海滨小城。
3. Collapsing interstellar cloud reverses its gravitational infall and expands outward into the relatively quiescent interstellar environment.
坍缩的星际云克服向内的引力而向外膨胀到较宁静的星际环境中去.
4. Lady Bertram was perfectly quiescent and contented, and had no objections to make.
贝特伦夫人满意地静静坐着, 她没有任何意见.
5. It is unlikely that such an extremist organization will remain quiescent for long.