-ics
suf. [构成名词后缀]; [通常用作单数]表示...学,...术,...研究：linguistics,physics; 常用作复数表示性质,特征：atmospherics; [常用作单数]表示体系,系统：architectonics; 常用作复数表示实践,活动：acrobatics,histrionics
📖 牛津释义
-ics
suff 後缀 (forming ns 用以构成名词) science, art or activity of ...的学科、 艺术或活动: aesthetics
athletics * graphics * acrobatics * dramatics.
🧩 词语组成解析
abbr. 国际外科医生协会（International College of Surgeons）；因特网连接共享（Internet Connection Sharing）
🗣️ 情景例句
and I'm running for the open seat on the school board.
我正在竞选联合校董会的席次。
Seeing is believing.
百闻不如一见。
'Rest', in terms of muscle relaxation and so on, can be achieved by a brief period lying, or even sitting down.
“休息”，从使肌肉得到放松等方面来看，只要稍微躺一躺，甚至坐一坐就能达到。