叶子

• In mrs. yeobright's garden large-leaved plants of a tender kind flagged by ten o'clock in the morning .
  在姚伯太太的庭园里，大叶子的柔嫩植物午前十点就蔫了。
• For bacterial leaf spots, the classical symptoms are circular, angular, watersoaked areas on the leaves .
  细菌性叶斑病的典型症状是叶子上出现圆斑、角斑或水浸状叶面。
• a reduction in assimilation was observed concomitantly with a loss in leaf water content.
  在同化作用下降的同时，我们观察到叶子含水量的丧失。
• It is said that if anyone touches the tree , he will have bad luck ; if he picks a leaf , he will die .
  据说谁要摸了这棵树，谁就要倒霉；如果他摘了一片叶子，他就会死。
• The characteristic colour changes which are associated with the senescence of leaves of deciduous trees in autumn .
  在秋天落叶树的叶子颜色变化特征，是同衰老相联系的。
• Botanists have long known that the development of seeds and fruits often causes leaves to turn yellow and die .
  长期以来植物学家认为种子和果实的发育往往使叶子变黄和枯死。
• The elm trees that bordered it were bare of leaf; their naked branches seemed to shiver with horror of the cold .
  近边的榆树已落尽了叶子，光秃秃的枝条似乎畏惧寒冷而抖动。
• The researchers found that the plant leaf converts 8.5 per cent of the light falling on it into chemical energy .
  研究者发现，这种植物能把照射在叶子上的阳光的8.5转变成化学能。
• In a maturing soybean plant, most of the assimilate from a leaf went into the pod at the axil of that leaf .
  在一个正在成熟的大豆植株中，一片叶子的大部分同化物都进入叶腋的荚里。
• During the day water loss by transpiration exceeds water absorption by the roots, and leaf water potential decline .
  白天蒸腾作用散失的水分超过根系吸收的水分，因而叶子的水势就下降。