bract

英式音标：[brækt]

美式音标：[brækt]

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概况：

n. [植] 苞；[植] 苞片

词义：

n.

苞叶，苞；

英英释义

bract[ brækt ]

n.a modified leaf or leaflike part just below and protecting an inflorescence

用法：

双语例句

用作名词(n.)

Racemes terminal.Flowers few, solitary from bract axils.
总状花序顶生开花很少，单生从那里苞片。

Furthermore, we also confirmed the view that sepal and bract are homologous.
此外，本文也进一步证实了花萼与苞片的同源性。

权威例句

Inhibition by Hop Bract Polyphenols of Cellular Adherence and Water-insoluble Glucan Synthesis of Mutans Streptococci

Effect of calcium, boron and molybdenum on plant growth and bract pigmentation in poinsettia

The rice heterochronic gene SUPERNUMERARY BRACT regulates the transition from spikelet meristem to floral meristem

Characterization of xylanolytic bacteria present in the bract phyllosphere of the date palm Phoenix dactylifera

Study on purification and identification of anthocyanins from purple corn bract and its thermal characterization

UFO in the Arabidopsis inflorescence apex is required for floral-meristem identity and bract suppression

Two AP2 family genes, SUPERNUMERARY BRACT (SNB) and OsINDETERMINATE SPIKELET 1 (OsIDS1), synergistically control inflorescence archi...

The maize SBP-box transcription factor encoded by tasselsheath4 regulates bract development and the establishment of meristem bounda...

Effect of water stress on the epicuticular wax composition and ultrastructure of cotton ( Gossypium hirsutum L.) leaf, bract, and b...

Induction of putative resistant lines of abaca (Musa textilis Nee) to Banana bunchy top virus and Banana bract mosaic virus through ...

英语词源：

bract (n.)

in botany, "small leaf at the base of a flower," Modern Latin, from Latin bractea, literally "thin metal plate," which is of unknown origin. Related: Bracteal; bracteate.

造句：

1. A small, thin, usually dry, often appressed plant structure, such as any of the protective leaves that cover a tree bud or the bract that subtends a flower in a sedge spikelet.

鳞苞一种小而薄的，通常是干的紧贴植物结构，如任一种覆盖树苞的保护性叶片或莎草属植物的小穗中包住花朵的苞片

-- 来源 -- 英汉 - 短句参考

2. A small bract.

小苞片

-- 来源 -- 英汉 - 短句参考

3. involucral bract

总苞叶

-- 来源 -- 英汉 - 翻译参考[网络]

4. pertaining to or resembling or functioning as a bract.

关于、类似于苞叶，或具有苞叶的功能。

-- 来源 -- 汉英 - 翻译参考

5. "bract:a leaflike or scalelike plant part, usually small, sometimes showy or brightly colored, and located just below a flower, a flower stalk, or an inflorescence."

苞片:苞植物的叶状或鳞状部分,通常较小,有时呈艳丽或颜色鲜艳,附生在花、花柄或花序的正下方。

-- 来源 -- 英汉 - 翻译样例

6. perigonial bract

雄器苞片

-- 来源 -- 英汉 - 翻译参考[网络]

7. anterior bract cell

前苞片细胞

-- 来源 -- 英汉 - 翻译参考[网络]

8. A small chafflike bract enclosing the flower of a grass.

内稃一种包住花的禾木科小穗上的苞片

-- 来源 -- 英汉 - 短句参考

9. perichaetial bract

雌器苞片

-- 来源 -- 英汉 - 翻译参考[网络]

10. Of or relating to a sessile leaf or bract that completely clasps the stem and is apparently pierced by it.

抱茎的属于或关于完全环绕茎部并明显被茎穿过的无柄叶片或苞叶的

-- 来源 -- 英汉 - 短句参考