单词 | crossing |
释义 | crossing n.   1. a place where things (esp. roads) cross.   2. a place at which one may cross a street etc. (pedestrian crossing).   3. a journey across water (had a smooth crossing).   4. the intersection of a church nave and transepts.   5. Biol. mating. Phrases and idioms crossing over Biol. an exchange of genes between homologous chromosomes (cf. RECOMBINATION). |
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