词汇	ball-beam system
释义	ball-beam system 球杆系统
随便看	how about the corduroy jacket how about the corduroy jacket? How about the daily prices How about the daily prices? how about the dessert how about the dessert? How about the dessert ? how about the dried mushrooms how about the dried mushrooms? how about the emerald necklace how about the emerald necklace? how about the emergency row how about the emergency row? How about the extent of corrosion How about the extent of corrosion? How about the front How about the front? how about the fund raising how about the fund-raising how about the fund raising? how about the fund-raising? how about the gray one How about the gray one? how about the hemp museum How about the hemp museum?