单词 telescopic screw
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套筒螺旋
时间: 2026-10-21 04:04:30
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1·The utility model discloses novel screw telescopic chopsticks which are characterized in that the travelling hygienic chopsticks can extend and shrink by a rotatory movement.
旋转伸缩筷是通过旋转运动使旅游卫生筷能伸能缩的一项新设计。