rolling motion的用法和樣例：
例句
- He saw the white clouds rolling above Wall Street.
他看見了在華爾街上空滾動著的白雲。 - "A-bomb, H-bomb and nuclear-powered submarine"
兩彈一艇 - This expansion is converted by a movement into the rotary motion of the pointer.
這個擴張通過一個機械裝置轉化為指針的轉動。 - Rolling is the working of metal by passing it between rollers that revolve in opposite directions.
轉制是將金屬置於兩個轉動方向相反的軋輥之間所進行的加工。
