单词 | self-pollination |
例句 | DEFINITIVE EXAMPLES 权威例句〔dichogamous〕Having pistils and stamens that mature at different times, thus promoting cross-pollination rather than self-pollination.雄雌蕊异时成熟的:雄雌蕊不同时期成熟从而促成交叉授粉而不是自花授粉的美国传统 |
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