A typewriter has a carriage which holds and moves the paper.
打字机有一个滑动架，用以固定和移动打字纸。
The rope, rod, or spar on which such a ring moves.
可供这种环移动的绳子、竿子或圆材。
The sun is a star around which the earth moves.
太阳是一个被地球绕着走的恒星。
The rack moves a chin support member, which raises and lowers a chin piece.
齿条移动下颚支撑件，其升高和降低下颚部。
The rack moves a chin support member, which raises and lowers a chin piece.
齿条移动下颚支撑件，其升高和降低下颚部。
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