Definition: a type of product that a company sells Level: C1
该公司推出了一系列有机护肤品。
The company has introduced a new ___line of organic skincare products.
扩展我们的产品线是保持竞争力的必要之举。
The expansion of our product ___line was necessary to stay competitive.
他们最新的科技产品系列获得了评论家的高度评价。
Their latest ___line of tech gadgets has received rave reviews from critics.
