... head-cleaning device 磁头清洁装置 head-cleaning rod 磁头清洁棒 magnetic head on-line cleaning 磁头联机清洁 ...
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When the inserting type toothpick is used, the user holds the toothpick rod, and the toothpick head is used for cleaning teeth.
使用时,使用者手握牙签杆,利用牙签头清理牙齿。
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