| 单词 | 异物 |
| 释义 | 〔intravasation〕Entry of foreign matter into a blood vessel.内渗：有异物进入血管〔purify〕To rid of foreign or objectionable elements.精炼：除去异物或相抵触的物质〔sound〕An instrument used to examine or explore body cavities, as for foreign bodies or other abnormalities, or to dilate strictures in them.探子：用于检查或探测体腔的一种仪器，如为异物或其他不正常的东西，或者为扩大这些体腔的狭窄部分〔spleen〕A large, highly vascular lymphoid organ, lying in the human body to the left of the stomach below the diaphragm, serving to store blood, disintegrate old blood cells, filter foreign substances from the blood, and produce lymphocytes.脾：一种较大的含丰富血组成的淋巴器官，位于人体横隔膜下胃部左侧，承担着贮存血液、分解旧的血细胞、过滤血液中异物、产生淋巴液等功能〔embolus〕A mass, such as an air bubble, a detached blood clot, or a foreign body, that travels through the bloodstream and lodges so as to obstruct or occlude a blood vessel.栓子：如气泡、脱落的血块或异物等物体在血流中停留而导致阻塞或闭塞血管〔phagocyte〕A cell, such as a white blood cell, that engulfs and absorbs waste material, harmful microorganisms, or other foreign bodies in the bloodstream and tissues.吞噬细胞：一种细胞，如白血球，吞食和消化血液和组织中的废物、有害微生物或其它异物〔nonself〕That which the immune system identifies as foreign to the body.异物：被安全系统认为是非机体原有的东西〔phagocytosis〕The engulfing and ingestion of bacteria or other foreign bodies by phagocytes.吞噬作用，噬菌作用：吞噬细胞对细菌或其它异物的吞食和吸收〔sputum〕Matter coughed up and usually ejected from the mouth, including saliva, foreign material, and substances such as mucus or phlegm, from the respiratory tract.唾沫，痰：通常从嘴中咳出的杂物，包括唾液、异物和象粘液和痰等来自呼吸道的东西 |
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