单语范例（未经PONS编辑处理）
英语
- The back of the body and head are brown, with white-pink scale margins and white electroreceptor pits.en.wikipedia.org
- The electroreceptor organs in all these groups are derived embryologically from a mechanosensory system.en.wikipedia.org
- Signals are received through pores on the surface of the shark's head and passed through jelly-filled canals to electroreceptor lobes in the back of the brain.www.thestar.com
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