die back

英 [daɪ bæk]

美 [daɪ bæk]

（植物）枯死但根部还活着〔说明〕die back通常不用于进行体。

柯林斯词典

• PHRASAL VERB (植物)回枯，假死（指枝叶枯萎而根部仍存活）
  If a plantdies back, its leaves die but its roots remain alive.
  1. They often take a long time to die back after flowering.
     花期过后，它们的枝叶常常过很长一段时间才会枯萎。

英英释义

verb

• suffer from a disease that kills shoots
  1. The plants near the garage are dying back
  Synonym:die down

双语例句

• However, die back of plants, grown weed and shallow extension of root in the wetland, which affect the growth and purification efficiency of plants in wetland, are problems for artificial wetland management.
  人工湿地植物存在着枯死衰退、杂草丛生和根系扩展较浅等问题，影响人工湿地的净化功能。
• Given that we're going to die, this fact seeps back in and poisons the nature of life or perhaps poisons the nature of the whole, life followed by death, so that on balance the whole thing's negative.
  已知我们会死，这个事实渗透到并使毒害生命的本质，或者也许毒害所有事的本质，生后即是死，所以总的来说，所有的事都是消极的。
• It's pressing flow is confirmed by analyzing pressing technology of 42 inch plasma color TV's back cover, and expounding drawing die structure design of back cover and it's working process.
  通过对42寸等离子彩电后盖的冲压工艺分析，确定了该制件的冲压工艺流程，阐述了后盖的拉伸模具结构设计及工作过程。
• The design of drawing die is the front floor inside passage to strengthen the platen, side die design is a back crossbeams inside plate in floor to fix the side die.
  所设计的拉延模是前地板中通道加强板的拉延模，修边模设计的是地板后横梁内板的修边模。
• Conversely, when forests are cleared or die back because of global warming, they emit carbon.
  与此相反，当森林被采伐，或由于全球变暖而枯死，会释放二氧化碳。
• Finally the root-knots rotted, and dropping of etiolated leaves and the die back of the branches occurred.
  后期根结腐烂，病树叶片黄化脱落，梢枯乃至死亡。
• Summer crowds die down as kids go back to school, and airfares and hotel rates fall with the leaves.
  随着落叶飘零，学生返校，避免了夏季避暑人群高峰，机票和酒店价格这时候也跟着下降。
• Numerical Simulation and Die Design for the Back Screw Semi-Solid Forming
  螺旋桨后桨半固态成形数值模拟及模具设计
• My daughter was out on the lake again, at two o'clock in the morning& catching fish, watching them die, and throwing them back.
  那是凌晨两点钟，我女儿又出现在湖面上&捕鱼，看着鱼儿渐渐死去，然后再扔回到湖中去。
• But if you are an overcomer and die before the Lord comes back, you will be resurrected to be part of the man-child.
  你如果是得胜者，又在主回来之前死了，到时候你就要复活，成为男孩子的一部分。