| 单词 | injection |
| 释义 | injection /in jek"sheuhn/, n. 1. the act of injecting. 2. something that is injected. 3. a liquid injected into the body, esp. for medicinal purposes, as a hypodermic or an enema. 4. state of being hyperemic or bloodshot. 5. Math. a one-to-one function. 6. Also called insertion. Aerospace. the process of putting a spacecraft into orbit or some other desired trajectory. [1535-45; < L injection- (s. of injectio). See INJECT, -ION] |
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