茕茕孑立[qióng qióng jié lì]孤身一人.形容一个人无依无靠,孤苦伶仃.【出自】:晋·李密《陈情表》:“外无期功强近之亲,内无应门五尺之童.茕茕孑立,形影相吊.”【示例】:我凑着~的小油灯,尽情享受秋灯夜读的乐趣.