on the wings短语³⁶⁸⁵⁰ 基本例句 在飞行中; 在活动中; 即将出发的 GE began selling Lexan in1957. A potential replacement for glass and metal, it was used for everything from electric coffeemakers to the light covers on the wings of supersonic aircraft. 通用从1957年开始销售聚碳酸酯以逐步取代玻璃和金属，它的应用非常广泛，从电子咖啡机到超音速飞行器的表面材料。 yeeyan