a natural ability to do something 天资,才能 he had a remarkable aptitude for learning words. 他在学单词方面有惊人天资。 [mass noun]the staff show aptitude for managerial responsibility. 工作班子显示了管理工作上的能力。 ■a natural tendency 自然的倾向,习性 his natural aptitude for failure. 他成事不足、败事有余的习性。
语源
late Middle English : via Old French from late Latin aptitudo, from aptus (see apt)