leaf blade

英 [liːf bleɪd]

美 [liːf bleɪd]

网络  叶片; 刀叶; 叶刃斩; 叶刃

英英释义

noun

• especially a leaf of grass or the broad portion of a leaf as distinct from the petiole
  Synonym:blade

双语例句

• Leaf blade base cuneate, abaxial surface with gray-white indumentum; corolla magenta-rose.
  背面用灰白色的毛被，叶片基部楔形；花冠红色苯胺染料玫瑰色。
• Proline content and chlorophyll content in leaf blade increased to adapt the saline environment.
  而叶片中脯氨酸含量、单位重量叶绿素含量反而增加，反映了两种牧草在盐渍环境中表现出的生理适应。
• Leaf blade base broadly cuneate to rounded, margin obtusely serrate; drupe and endocarp ellipsoid to oblong.
  叶片基部宽楔形到圆形，边缘钝锯齿；核果和内果皮椭圆形的到长圆形。
• Leaves basal and cauline; leaf blade palmately divided.
  一年生草本叶基生和茎生叶片掌状全裂。
• Study on Leaf Blade Chlorophyll Change of Different Soybean Varieties
  不同大豆品种叶片叶绿素变化规律的研究
• Studies on the relationship between grain protein content and the NR activity free amino acid and crude protein content of leaf blade in Wheat
  小麦叶片中硝酸还原酶活性、游离氨基酸和粗蛋白含量与籽粒蛋白质含量关系研究
• Basal leaf blade oblong or elliptic, truncate or cuneate at base.
  基生叶长圆形或椭圆形，截形或楔形在基部。
• Three genetic coefficients, including maximum phyllochron, elongation internode number and plant height, were used to describe the genetic differences in leaf blade and internode among different wheat varieties.
  模型引入3个品种参数，即最大叶热间距、伸长节间数和株高，分别反映了不同小麦品种在叶片和节间等方面的遗传差异性。
• Leaf blade had more proportion than petiole in fresh weight.
  叶片占植株地上部鲜质量的比例高于叶柄。
• Samara glabrous; leaf blade surfaces smooth and glabrous with tufted hairs on veins, base oblique, apex acuminate to narrowly acuminate.
  翅果无毛叶片表面平滑和无毛的具丛生的毛在脉上，基部偏斜，先端渐尖到狭渐尖。