fortynum.四十adj.四十pron.四十(个;只 ... )
forty-rod lightning下等烈性酒
Forty-spotted Pardaloten.四十斑啄果鸟
Forty is a whole number.40是个整数。
forty types of rolled steel四十种钢材
FORTY COMMON FORMS OF FRAUD贴子主题:四十个常见的欺诈行为
forty vibrations per second每秒振动42次
forty-four-type repeater44型增音器
Forty-Foot Equivalent Unit四十英尺等效部件
forty variant types of pigeon四十种变种鸽子
Forty five minutes after eight现在是八点四十五分