vt.磨碎，压碎；装格栅；vi.发出刺耳的摩擦声；使人烦恼难受；n.炉格，炉箅；刺耳的声音； 变形： 复数：grates过去式：grated过去分词：grated现在分词：grating第三人称单数：grates 英英释义： grate[ ɡreit ]n.a frame of iron bars to hold a fire同义词：gratinga harsh rasping sound made by scraping somethinga barrier that has parallel or c