The sun himself is weak when he first rises, and gathers strength and courage as the day gets on.
太阳刚升起也是微弱的，但会随着时间累积力量与勇气。
expound verb [ɪkˈspaʊnd] add details, as to an account or idea 详解，详述，阐述 例句： The speaker has an hour to expound his views to the public. 讲演者有1小时时间向公众阐明他的观点。
