three-second
问题描述：
three-second
同上,是3秒,还是3/2
大家有没有标准一些的答案？
答
three-second后面可以接名词,前面加不定冠词,这部分做复合形容词,如a three-second game
three-second不是3/2,3/2
应该是 three-seconds,因为分子超过一了,分母要加s
另外,three seconds 是三秒钟