for each in中的迭代变量是什么类型as程序中的问题

for each in中的迭代变量是什么类型as程序中的问题 货代海运中的out for delivery是什么状态呐? 运筹学中的对偶变量是什么? Each believe in exchange for only VB中“For Each 区域1 In he must remain in bed for about two hours each day.句中的remain在这里是什么意思? 高代中的“特征根”是什么 as3.0中for each in语句root.a=5;root.b=ff;root.c=dd;for each(var i:* in root){trace(i);}root为movieclip的实例输出的结果为：dd5ffi 是变量当i=a时,不是先输出trace（i）那不是a吗怎么dd这里的i是从等于何值起执 For each for each each of the boxers fought well for most of the match.翻译,这句话中的well是什么用法 He must remain in bed for another two days.He can get upt for about tow hours each day. 其中的单词about在这里是什么意思? We were meant for each other这句话中的meant faal more in love for you each day是什么意思? plan at least on hour for each hour in class vb中for each b in a甚么意思 Fill in the ________ (大写字母) for each small letter For each case,output A + B in one line.