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.
他递给彼得森一个差不多精装版书籍大小的包装好的包裹。
He handed Peterson a wrapped package about the size of a hardback book.
邮寄包裹的大小和限重是多少?
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