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

• 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。
• 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
• Study of occurrence and control of cinnamon die back
  肉桂枯梢病的发生与防治研究
• He would rather die than go back on his comrades.
  他宁死不出卖自己的同志。
• Through the design of bending die for the back hoop of silencer, die design analysis and die structure for large cylinder part considering springback compensation was introduced.
  通过对消音器后环箍弯曲成形模的设计，介绍了考虑弹复补偿后，较大圆筒件成形模具的设计分析和模具结构。
• 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。
• 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。
• A new automatic back pressure adjusting system of unloading valve of slide for the purpose of protection of die to meet requirements of adjusting back pressure value of press slide.
  为了更有效地保护模具，达到满足用户对压力机滑块背压值进行调整的要求，开发设计了一种新型的现代化的滑块卸荷阀背压自动调节系统。
• 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。