droop

英 [druːp]

美 [druːp]

v.  (尤指因衰弱或疲劳)低垂，垂落，垂下; 沮丧; 消沉; 垂头丧气
n.  下垂; 消沉

过去式：drooped　现在分词：drooping　第三人称单数：droops　过去分词：drooped　复数：droops　

GRETEM8

Collins.1 / BNC.16562 / COCA.15135

牛津词典

verb

• （尤指因衰弱或疲劳）低垂，垂落，垂下
  to bend, hang or move downwards, especially because of being weak or tired
  1. She was so tired, her eyelids were beginning to droop.
     她太疲倦了，眼睑开始往下垂。
• 沮丧；消沉；垂头丧气
  to become sad or depressed
  1. Our spirits drooped when we heard the news.
     听到这消息，我们情绪低落下来。

柯林斯词典

• VERB 低垂;下垂;垂落
  If somethingdroops, it hangs or leans downwards with no strength or firmness.
  1. Crook's eyelids drooped and he yawned...
     克鲁克的眼皮耷拉下来,打了个哈欠。
  2. Pale wilting roses drooped from a blue vase.
     泛白凋零的玫瑰从蓝色的花瓶里耷拉下来。
  3. ...a young man with a drooping moustache.
     蓄着八字胡的年轻人
  4. Droopis also a noun.
     
  5. ...the droop of his shoulders.
     他肩膀耷拉着

英英释义

noun

• a shape that sags
  1. there was a sag in the chair seat
  Synonym:sag

verb

• become limp
  1. The flowers wilted
  Synonym:wilt
• droop, sink, or settle from or as if from pressure or loss of tautness
  Synonym:sagswagflag
• hang loosely or laxly
  1. His tongue lolled
  Synonym:loll

双语例句

• Pale wilting roses drooped from a blue vase.
  泛白凋零的玫瑰从蓝色的花瓶里耷拉下来。
• Outer loop of UPFC bus voltage control system adopts voltage droop control that consists of PI regulation and scaling factors of droop characteristic.
  外特性下垂并联控制方法主要有两种实现形式：负载电流前馈方式和减弱电压控制环方式。
• Pulses have fast rise and fall times, and minimal droop.
  脉冲能迅速上升和下降，减少误差。
• Pluck this little flower and take it, delay not! I fear lest it droop and drop into the dust.
  请摘下这朵小花，带走吧，不要迟疑！我怕它会凋谢，会跌落尘埃。
• His chest heaved and his body seemed to droop.
  他的胸脯上下起伏，身子也好象衰颓了。
• The Wireless Parallel Control Technology Based on Modified Droop Chracteristic
  基于改进下垂特性的无互连线并联控制技术研究
• My spirits droop at theprospect of work on monday.
  想到星期一要工作，我便兴致不高。
• Wisps of them lead or droop because there must always be leading and drooping.
  因为他们必须总是被拉扯弯曲和被引导的，所以云幻化成一缕缕的。
• Paralleling Control Technique of Microgrid Inverters Based on Improved Droop Method
  基于改进下垂法的微电网逆变器并联控制技术
• Remember, your first aim is not to droop the ball and your second aim is not to look at the ball.
  记住，你的第一个目标是不能掉球，第二个目标是带球时不能看球。