| 词汇 | inoculate |
| 词根词缀 | 词源： early 15c., "implant a bud into a plant," from L. inoculatus, pp. of inoculare "graft in, implant," from in- "in" + oculus "bud," originally "eye" (see eye). Meaning of "implant germs of a disease to produce immunity" first recorded (in inoculation) 1714, originally in referemce to smallpox. After 1799, often used in sense of "to vaccine inoculate." |
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