closed position的用法和樣例：
例句
- The throttle plate moves toward the closed position as rated speed is reached.
當達到發動機額定轉速時，節流板趨于關閉位置。 - As the fluid stream slows and reverses, the disc responds by swinging to the closed position.
當流體流速減慢并且逆向流動時，閥瓣反應旋啟到關閉位置。 - Three suburban districts say they will remain closed until next Monday because of last week's record snowfall.
三個遠郊地區表示由于上周那場史無前例的降雪，他們將維持封閉狀態到下周一。
