c. 1400, "loose" (in reference to bowels), from Latin laxus "wide, loose, open," figuratively "loose, free, wide," from PIE root *(s)leg- "to be slack, be languid" (cognates: Greek legein "to leave off, stop," lagos "hare," literally "with drooping ears," lagnos "lustful, lascivious," lagaros "slack, hollow, shrunken;" Latin languere "to be faint, weary," languidis "faint, weak, dull, sluggish, languid"). Of rules, discipline, etc., attested from mid-15c.
lax (n.)
"salmon," from Old English leax (see lox).
权威例句
1. One of the problem areas is lax security for airport personnel.
问题之一是对机场员工的安检措施马虎松懈。
2. There have been allegations from survivors that safety standards had been lax.
生还者一直指责安全标准执行不严。
3. a lax attitude to health and safety regulations