当公司介绍一个另外的项目以新味道，形式，颜色，或包裹大小在一个指定的产品类别和以同样名牌，这称线性延伸。
When a company introduces an additional item with a new flavor, form, color, or package size in a given product category and under the same brand name, it is called a line extension.
包裹的大小及其包扎方法有许多特殊的规定。
There are many special rules for mailing packages regarding size and how they are packed.
包裹的大小和包装法有许多特殊的规定。
There's many special rules for mailing packages regarding size and how they are packed.
是的，包裹的大小和包装法有许多特殊的规定。
There're many ecial rules for mailing packages regarding size and how they're packed.
这些信封通常是一张纸大小，并可以让你寄送一包没有折叠的包裹。
These envelopes are usually the size of a piece of paper and let you send things in one package without folding them.
不同宏观缺陷内的包裹体，其形状、大小和成份都具有典型特征。
The shape, size and ingredient of inclusions in different macro-defects have typical characteristics. In this paper the properties and formation of the inclusions are discussed.
此外也考虑到安全的原因，我们能够看到根据包裹自身的容量，有各种不同大小的包裹。
We can see that the packet are all of various sizes, depending on their content.
此外也考虑到安全的原因，我们能够看到根据包裹自身的容量，有各种不同大小的包裹。
We can see that the packet are all of various sizes, depending on their content.
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