The Chinese seem to have made their civilization spontaneously and unassisted. 赫伯特·乔治·威尔斯.世界史纲.
By his own unassisted efforts he begged all the money for all his erections. 夏洛蒂·勃朗特.雪莉.
The watchmaker, unassisted by the magnifying glass, could not detect the tiny grains of dust or sand which clog the delicate wheels of our watches. 伯莎M.克拉克.科学通论.
In about five hours, unassisted, she became the mother of a fine boy. 哈里特·威尔逊.哈里特·威尔逊回忆录.