Without his troops, the general was just a solitary soldier on the battlefield.

solitary 来自拉丁语 solitarius，由词根 solus（独自的）和后缀 -ary（与...相关的）组成。意思是"独自的、孤零零的"，强调与他人隔离的状态。在句中形容将军失去部队后独自一人的处境。