三十
复数:thirties
序数词:thirtieth
例句:
They offered him an extra thirty-five cents an hour.
他们给他每小时另加了３５美分。
释义中文的意思看：
n. 三十年代
num. 三十
展开释义
例句：
He was a young man at his early thirties.
他是个三十岁出头的年轻人
thirty的中文意思是30的意思，She thinks nothing of walking thirty miles a day，她认为一天步行三十英里不足为奇。Hes described as around thirty years old， six feet tall and of medium build他被描述为大约三十岁，身高6英尺，体格中等。
