种子

• In exalbuminous seeds, the endosperm is short-lived .
  在无胚乳的种子中，胚乳是短命的。
• Orchard programmes need continuous detailed attention .
  种子园工作要求持续和细心料理。
• The dry seed ruptures and the green leaf uncurls .
  干瘪的种子裂开了，卷曲的绿叶伸展了。
• In conifer orchards new stumps should be removed .
  在针叶树的种子园，新的伐桩应予除掉。
• The birds usually digest the pulp rather than the seeds .
  鸟类通常消化其果肉而不是种子。
• Seeds germinate in the spring .
  种子在春天发芽。
• Cotton fiber is a seed-hair consisting of a single cell .
  棉花纤维是单一细胞的种子纤维。
• Even small fish can swallow seeds of moderate size .
  既使小型的鱼类也可以吞食中型的种子。
• They have found areas suitable for seed orchard purposes .
  他们找到了适于营建种子园的地区。
• The seeds, although winged, do not become wind-borne .
  其种子虽然有翅，也不能形成风力传播。