| 单词 | plant hormone |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔auxin〕Any of several plant hormones that regulate various functions, including cell elongation.植物生长素：一种调节多种功能，包括细胞伸长的植物激素美国传统〔cytokinin〕Any of a class of plant hormones that promote cell division and growth and delay the senescence of leaves.细胞分裂素：一种促使细胞分裂和生长并且延迟叶子枯萎的植物激素美国传统〔florigen〕A plant hormone that promotes flowering.成花素：一种促使花开放的植物激素美国传统〔gibberellin〕Any of several plant hormones, such as gibberellic acid, used to promote stem elongation.赤霉素：一种植物荷尔蒙，如赤霉酸，用来促进植物茎部生长美国传统〔kinetin〕A plant hormone that promotes cell division.激动素：能促进细胞分裂的植物激素美国传统 |
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