| 单词 | respiratory system |
| 释义 | respiratory system in British Englishnoun the specialized organs, collectively, concerned with external respiration: in humans and other mammals it includes the trachea, bronchi, bronchioles, lungs, and diaphragm respiratory system in American English the system of organs involved in the exchange of carbon dioxide and oxygen between an organism and its environment Examples of 'respiratory system' in a sentence |
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