常見例句At thirty, he signed on as first mate with a cargo ship. 他30歲時(shí)受雇于一艘貨船當(dāng)了大副。He's been drinking whiskey on the sly for thirty years. 他暗中偷喝威士忌酒已有三十年了。The students in our class number thirty. 我班總共有三十名學(xué)生。She is in her thirty but looks old for her age. 她現(xiàn)在30幾歲,但是看起來比她實(shí)際年齡要老。The hotel has garage space for thirty cars. 這家飯店有停放30輛小汽車的車位。There are more than thirty footmen in this hotel. 這家旅館里有三十多名仆役。 返回 thirty-first