done in a way that is clever and efficient but is often not sincere or lacks important ideas 华而不实的；徒有虚名的◆a slick sales pitch 华而不实的销售宣传◆Their presentation was slick and detailed. 他们的演示虽然华而不实，但面面俱到。
(about a person) good at persuading people but probably not sincere （人）油滑的；能说会道的；花言巧语的◆a slick salesman 巧舌如簧的推销员
done quickly and with great skill; doing things in this way 嫺熟的；灵巧的；流畅的◆a slick deal 熟练的交易
▸ˈslickly
adverb
◆a slickly produced advertisement 设计花哨的广告▸ˈslickness