15秒记一个单词498个(20秒一个单词第2370个)
15秒记一个单词498个(20秒一个单词第2370个)relating to selling goods to a particular small group of people who have similar needs interests etc〔产品〕针对特定小群体的:
niche marketing
针对特定群体的市场营销
relating to selling goods to a particular small group of people who have similar needs interests etc〔产品〕针对特定小群体的: