high-grade

adj of high quality 高级的; 优质的: ,high-grade `petrol 高级汽油.

high road, high school, high season, high spot, high street, high table, high tea, high technology, high tension, high tide, high treason, high water, high wire, high-born, High-Churchman, high-class, high-falutin, high-flown, high-flyer (also high-flier), high-flying, high-handed, high-handedly, high-handedness, high-level, high-level language, high-minded, high-mindedly, high-mindedness, high-octane, high-pitched, high-powered, high-priced, high-principled, high-ranking, high-rise, high-sounding, high-speed, high-spirited, high-tech, high-up,