luːs adj
3
NOT TIED TIGHTLY
系得不紧的
not tied or fastened very tightly 未系紧的,松的
未系紧的结
7
NOT EXACT
不严谨的
not exact or thoroughly done 不严谨的; 不精确的 usually before noun 一般用于名词前
12
let (sth loose
12. . to speak or behave in an uncontrolled way 痛快地说出(某事物); 自由地表现出(某事物)
14
be at a loose end be at loose ends
14. also 又作 to have nothing to do 无所事事,闲着 AmE
20
IMMORAL
道德败坏的
behaving in a way that is considered to be sexually immoral [过时] 放荡的,淫荡的 old-fashioned