相关单词近义词 indomitable 不屈不挠的, invincible 不可征服的, impregnable 坚不可摧的, courageous 勇敢的, unbeatable 难以战胜的, unassailable 攻不破的, unattainable 难到达的, insurmountable 无法解决的, undefeated 未被击败的, insuperable （困难）难以克服的...反义词conquerable, 可征服的临近词UN, Ungava相似词unconfirmed, unconformity, uncongenial, unconnected, unconscionable, unconscious, unconsidered, unconstitutional, 返回 unconquerable