n.<美>过期刊物，<口>过时（或老式）的人（或物），老古董
n.过期期刊；过时的人（或物）（等于backissue）
Operator : What's your call back number?───请问 您的电话号码是什么?
I am not entirely a back number, Taylor.───帕特参加迪斯科舞会时穿的衣服确实是式样太老了。
It does not matter. It was a back number anyway.───不管怎么说, 这是本过期杂志.
Maybe I'm a back number. I can never enjoy a play of staccato scenes.───也许我是个落伍的人了, 我欣赏不了一出场面互不连贯的戏.
Name and back number.───名字和号码.
Some old back number wearing gaiters wants to have a word with you.───有个扎着绑腿的老古板要和说话.
This building has become a back number in design.───这幢建筑物的设计已经过时了.
Never mind about him. He's a back number.───不要理他, 他是个顽固派.
The dress Pat wore to the disco was a real back - number.───帕特穿着去夜总会的礼服实在不合新潮.
The dress Pat wore to the disco was a real back number.───帕特参加迪斯科舞会时穿的衣服确实是式样太老了.
He is a back number.───他是个落伍的人.
Never mind about him, he's a back number.───不要碰他, 他是个顽固派.
I am not entirely a back number Taylor.───泰勒，我还不是一个毫无力量的人。
It doesn't matter , It was a back number anyway.───不要紧.反正是一本过期杂志.
Maybe I'm a back number. I can never enjoy a play of staccato scenes.
This building has become a back number in design.
It does not matter. It was a back number anyway.
According to the Zero-Growth Theory of library collection, this paper approaches the retention period about the back number of periodicals in library.
I am not entirely a back number, Taylor.
He is a back number.
It doesn't matter , It was a back number anyway.
Never mind about him. He's a back number.
Never mind about him, he's a back number.
back numbers───n.过期期刊；过时的人（或物）（等于backissue）
a back number───过期的刊物，过时的人
Mach number───马赫数（飞行速度除以音速）
Mach numbers───马赫数（飞行速度除以音速）
exact number───精确的数字
acid number───[化学]酸值
back burner───次要地位；多眼炉子的后炉眼
box number───信箱号码
call number───呼叫号码；图书编目号码