单词 | strain |
释义 | strain 2 ![]() n. 1. Biology a. A group of bacteria or viruses that are genetically distinct from other groups of the same species. b. A group of cultivated plants or domestic animals of the same species that have distinctive characteristics but are not considered a separate breed or variety. 2. a. The collective descendants of a common ancestor; a race, stock, line, or breed. b. Any of the various lines of ancestry united in an individual or a family; ancestry or lineage. 3. A kind or sort: imaginings of a morbid strain. 4. a. An inborn or inherited tendency or character: a strain of eccentricity in the family. b. An inherent quality; a streak: "his upper-caste father, placid, inactive, with a strain of asceticism" (V.S. Naipaul). 5. The tone, tenor, or substance of a verbal utterance or of a particular action or behavior: spoke in a passionate strain. 6. often strains Music A passage of expression; a tune or an air: melodic strains of the violin. 7. a. A passage of poetic and especially lyrical expression. b. An outburst or a flow of eloquent or impassioned language. [Middle English strene, from Old English strēon, something gained, progeny; see ster-2 in the Appendix of Indo-European roots.] |
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