单词 | suction disc |
释义 | suction disc(ˈsʌkʃən dɪsk) or suction pad noun 1. a device for attaching to a non-porous surface by means of suction 2. zoology an organ that is specialized for sucking or adhering Gobies have pelvic fins united to form a suction disc that allows them to attachto rocks. |
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