| 词汇 | clone |
| 词根词缀 | 词源： clone (n.) 1903, in botany, from Gk. klon "a twig." The verb is first recorded 1959. Extension to genetic duplication of human beings is from 1970. 词根记忆： n. 无性繁殖,克隆;复制品v.克隆 |
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