相关单词近義詞 constant 不變的, tireless 不知疲倦的, indefatigable 不知疲倦的, untiring 不知疲倦的, unfaltering 堅決的, persistent 堅持的, tenacious 抓緊的, resolute 堅決的, determined 堅定的, steadfast 堅定的, loyal 忠誠的, unwearying 不會疲倦的(不倦的)..., unfailing 永恒的臨近詞UN, Uncini相似詞unfilled, unfiltered, unfinished, unfit, unflappable, unflattering, unflinching, unfocused, 返回 unflagging