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