a tube-shaped object with top and bottom edges that stick out and around which a length of thread , wire , film , etc . is wrapped in order to store it
发音
例句
1. Can you wind this film back on to its spool? 你能把这胶卷卷回到卷轴上去吗? 2. Thomas squatted on the forward deck, whistling tunelessly, polishing the broze spool of the anchor winch. 托马斯蹲在前甲板上擦起锚绞车的黄铜轴,边擦边胡乱吹着口哨。