英语词典

bract的意思

bract


英式读音
英式读音

  • n.【植】苞;苞片
  • 网络苞叶;上半部苞片;毛花

英汉释义

  • n.

    1.【植】苞,托叶;苞片

英英释义

  • n.

    1.a type of leaf that grows from a stem where the flower develops

英汉例句

  • 1.Seeds detached from bracts, with a lateral wing on 1 side and a small protrusion (occasionally developed into a wing) on other.

    种子分开从那里苞片,具侧翅在一边上和小伸出(偶有发育成为一翅在另1面。

  • 2.Specifically, summer flowers - may bracts susceptible to wind down, the summer sun too hot, is often darken.

    具体地说,夏季的花--五月的花苞易被狂风吹落,夏日的太阳过分炽热,又常被遮暗。

  • 3.These will last a great length of time. The dried bracts are additionally useful in floral arrangements for lasting beauty.

    这些苞片能够维持很长的一段时间,而这干燥的苞片在植物配植中对延长观赏期是十分有用的。

  • 4.Scape simple or few branched, longer than leaves, proximally with a few sterile bracts, terminating in a lax raceme.

    花葶单一或者少数分枝,长于叶,下部具几不育苞片,顶生一疏松总状花序。

  • 5.Leaves entire, or with a pair of obtuse lobes near base; fruiting bracts cordate to sagittate, appendage a 3-parted process.

    全缘的叶,或具一钝的裂片近基部;果苞片心形的到箭头形,附属物一个3深裂过程。

  • 6.The scales or bracts borne on the receptacle among the small, inpidual flowers of many plants in the composite family.

    许多菊科植物单朵小花的花托上长的鳞片或苞叶

  • 7.Dew no longer causes the bracts to open after the inflorescences have been exposed to rain or have imbibed water over long periods.

    花序被雨水淋过或者长期吸水之后,露水不能使苞片张开。

  • 8.Scape erect, simple, longer than leaves, bearing a few sterile bracts and a terminal raceme.

    花葶直立,单,长于叶,生数枚不育苞片和一顶生总状花序。

  • 9.bracts ovate, ca. 1 mm, caducous, each commonly with a pair of flowers or dichasia in axil.

    苞片卵形,长约1毫米,早落,每通常具一对花或二歧聚伞花序在腋内。

  • 10.Ovaries inferior, coalescing and with bracts and rachis forming a compound, fleshy fruit (syncarp).

    子房下位,聚结并且具苞片和轴(形成一复合,肉果(合心皮果))。

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