(動詞) 到零售商店察看和研究某產品,然後以較低的價格網購該產品。
showrooming (動名詞/分詞形容詞)。

According to Codex Group, a book audience research firm in New York, people use their neighborhood stores as a form of literary dressing room: Try it on for size, but buy it elsewhere. It's a trend that shows no sign of abating, said Peter Hildick-Smith, president of Codex.

Earlier this year, his firm surveyed 5,067 book buyers from around the country about their buying habits and 28 percent said they "showroomed."
—Rosalind Bentley, "Bookstores losing browsers to Web," The Atlanta Journal-Constitution, December 17, 2011

As the last of what were once more than 500 Borders bookstores disappeared, along with hundreds of independents, Amazon helped to add a new word — "showrooming" — to the fast-evolving digital lexicon.
—John Barber, "Amazon's 'showrooming' tactic the latest to enrage booksellers," The Globe and Mail, December 23, 2011