| 例句 |
noun the onset of disease/old age/winter疾病的发作；老年的开始；冬天的来临 His first hit record marked the onset of an astonishing career. Symptoms include the acute onset of pain. The development of pubic hair signals the onset of puberty. after the onset of sleep at the onset of the war the sudden onset of the disease An active and healthy lifestyle can delay the onset of disease in later life. the onset of illness/infection/disease/depression/AIDS/symptoms/shock/menstruation/puberty the onset of winter/cold weather |