英语词汇bract怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

短语

1
Raceme rachis and pedicels pubescent or puberulent ; bract and bracteole usually borne on distal 1/2 of pedicel.
总状花序轴和花梗具短柔毛或微柔毛；苞片和小苞片通常生于花梗上部的1/2。
2
Red light could increase the ornamental value of flower, flower diameter, bract area, content of cyanidin were all increased.
红光能提高花头的观赏品质，使花径、苞叶面积、花青素含量增加；
3
The resistance of frego bract cotton was neutral, but insecticideamount on its green boll surface increased by4.9—10.0 times.
窄卷苞叶对红铃虫的抗性表现为中性，但可提高杀虫剂在棉铃表面的分布量4.9—10.0倍。

单词	bract
释义	bract 英/ br?kt / 美/ br?kt / 简明释义 n.[植] 苞；[植] 苞片 GRE/ 网络释义短语 1 perichaetial bract 植雌苞叶 ; 植雌器苞片 2 perigonial bract 植雄苞叶 ; 植雄器苞片 3 involucral bract 总苞叶双语例句 1 Raceme rachis and pedicels pubescent or puberulent ; bract and bracteole usually borne on distal 1/2 of pedicel. 总状花序轴和花梗具短柔毛或微柔毛；苞片和小苞片通常生于花梗上部的1/2。 2 Red light could increase the ornamental value of flower, flower diameter, bract area, content of cyanidin were all increased. 红光能提高花头的观赏品质，使花径、苞叶面积、花青素含量增加； 3 The resistance of frego bract cotton was neutral, but insecticideamount on its green boll surface increased by4.9—10.0 times. 窄卷苞叶对红铃虫的抗性表现为中性，但可提高杀虫剂在棉铃表面的分布量4.9—10.0倍。
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