非被强迫的,自然的,不勉强的
unforced
adj 1: not brought about by coercion or force; "the confession was
uncoerced" [syn: {uncoerced}, {willing}]
2: not resulting from undue effort; not forced; "a voice with a
pleasingly unforced quality"; "his playing is facile and
unstrained" [syn: {unstrained}]