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主軸, しゅじく
1. main spindle, main shaft
2. linchpin, pivot
3. principal axis, main axis
主轴;关键人物,枢纽
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軸, じく
1. axis, shaft, axle
2. center, centre, focal point, key point
3. stalk, stem
4. hanging scroll
轴线,轴,车轴;中心,焦点,关键点;茎秆,茎;挂轴