| 单词 | 支轴 |
| 释义 | 〔fulcrum〕The point or support on which a lever pivots.支点：杠杆的支点或支轴〔chair〕Any of several devices that serve to support or secure, such as a metal block that supports and holds railroad track in position.支轴：一种用来支撑和固定的装置，如支持和固定路轨保持原位的金属块 |
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