常見例句Already in the 1800's, Sir William Thomson and professor Hugh Blackburn experimented by rotating eggshaped stones found on the beach. 十八世紀(jì)時，SirWilliamThomson與HughBlackburn教授，經(jīng)過對沙灘上鏇轉(zhuǎn)的雞蛋形石頭的實騐，他們發(fā)現(xiàn)與神奇陀螺的特性類似。 返回 eggshaped