top of the line片语KK [tɑp ʌv ðə laɪn] /tɑp ʌv ðə laɪn/发音片语1顶级、最高档、极品Their newest laptop is top of the line, and the price shows it.他们最新的笔电是顶级机型,价格也反映了这点。2旗舰款、最高阶款式This model sits at the top of the line for their electric cars.这个型号是他们电动车系列中的旗舰款。形容词1顶级的、最高档的We installed a top-of-the-line sound system in the living room.我们在客厅装了一套顶级的音响设备。用这个字练口说→