🧩 词语组成解析
n. 介子\\n[化] 介子
🗣️ 情景例句
Men and women, young and old, to give us their time.
不管男女老幼 ，请他们贡献时间。
He that is ill to himself will be good to nobody.
不知自爱的人也不会爱别人。
Before he retired, Frank was the head of a very large business company, but as a boy he used to work in a small shop.
在退休前，弗兰克是一家非常大的商业公司的经理，但他小时候却在一家小铺里做工。