| 单词 | 免疫防御 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔complement system〕The complement system plays an important role in human immunological defences against cancer, bacteria, and viruses.补体系统在人体对癌症、细菌和病毒的免疫防御中有重要作用。剑桥高阶 |
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木叶飞舞之处,火亦生生不息-「火影忍者」
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