硬质泡沫塑料,硬塑胶
刚体,刚性体
刚性构架
rigid [ˈrɪdʒɪd] adj. 严格的;僵硬的;(规则、方法等)死板的;刚硬的,顽固的
rigid: -rig-刚硬 + -id 形容词后缀 → 僵硬的 → 引申词义死板的,严格的
rig [rɪg] n. 船桅(或船帆等)的装置;成套器械;捣蛋,恶作剧;阴谋,诡计 vt. 给(船、桅杆)装配帆及索具;用临时替代材料迅速搭起;(用不正当手段)操纵;垄断
rig: -rig-刚硬 → 引申词义帆,索具 → 后引申动词义操纵,控制等
rigor ['rɪgə] n. 严格;严酷;严密;(由惊吓或中毒等导致的身体)僵直
rigor: -rig-刚硬 + -or 名词后缀 → 僵直,严格,严酷
来自拉丁语 rigere,拉直,伸直,来自 PIE*reig,拉直,绑紧,使固定,词源同 rig,reach.引申诸 相关词义。
"stiff, unyielding, inflexible, firm, not easily bent," early 15c., from Latin rigidus "hard, stiff, rough, severe," from rigēre "be stiff" (from PIE root *reig- "stretch; be stretched; be stiff"). Related: Rigidly. As a verb, "to make rigid," rigidize is attested by 1944 in U.S. military and commercial use in reference to metals; earlier was rigidify (1842), rigidification.