美 [daɪ bæk]
逐渐枯死：植物枝条逐渐从顶端开始死亡，由于各种疾病或气候条件引起。
dieback /ˈdaɪˌbæk/
名词 a disease of trees and shrubs characterized by death of the young shoots, which spreads to the larger branches: caused by injury to the roots or attack by bacteria or fungi (植物根部受伤或受细菌、真菌等侵害造成的)顶梢枯死
动词 (of plants) to suffer from dieback (植物)顶梢枯死
枯梢病
模孔出口角
... in effect(实质上,实际上)它在句中一般不需要用逗号隔开； die back枯死； be accustomed to习惯于 ...
... didymolite 钙蓝石 die back 模孔出口角 die backer 模垫 ...
... die away 逐渐停止，逐渐消失 die back （植物）枝叶枯萎 die down 逐渐减弱，逐渐模糊 ...
补充资料：桑干枯病(die back)
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。
Conversely, when forests are cleared or die back because of global warming, they emit carbon.
相反，森林因为全球变暖遭到毁灭或者枯萎时，就会释放碳。
When the plants die, they decompose, and the phosphorus is recycled back into the soil.
当植物死亡时，它们会分解，磷就会被回收到土壤中。
They die honorably instead of fighting back.
VOA : special.2010.10.24
They die on the operating table, but then they're brought back to life, as we put it.
他们死在手术台上,但很快他们又起死回生,我们可以这样说
死亡课程节选 : 耶鲁公开课
Well,a fan of the claim that we all die alone might come back and say, Well,in the case of the string quartet, although it's true that I am playing with others, somebody could take my part.
一个相信人是孤独而死的人也许会说，在弦乐四重奏的例子中，虽然我确实是在和其他人一起演奏，有人是可以替代我的。
死亡课程节选 : 耶鲁公开课
Conversely, when forests are cleared or die back because of global warming, they emit carbon.
But because of Soliris, he is not bedridden and waiting to die but back to his training and expecting his first baby.
FORBES: How A $440,000 Drug Is Turning Alexion Into Biotech's New Innovation Powerhouse
And you continue and die and come back alive and couldn't end -so on and so forth.