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

• If a wretched man has a vice, it shows itself in the lines of his mouth, and droop of his eyelids, and even the moulding of his hands.
  如果哪个倒霉鬼犯了罪，罪行会在他口角的纹路、下垂的眼睑、甚至手的形状上显示出来。
• As I have a bit dry in the heart of some of its inadequacies are all bits and pieces of the droop.
  就如我显得有些干涸的心脏，枝枝节节都有些力不从心的耷拉。
• 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
• See her mouth droop; and she breathes as if the devil were choking her.
  瞧她下耷的嘴巴，瞧她呼吸得那么费劲，就像魔鬼正在卡住她的喉管。
• Droop, sink, or settle from or as if from pressure or loss of tautness.
  因为压力或失去拉紧的力而低垂、下沉或下陷。
• Readjustment, restructuring, consolidation and improvement The governor must have provision for adjusting speed ( generator frequency) and speed droop ( no load to full load).
  调整、改革、整顿、提高调速器必须具备转速调整（电机频率）降速降调整（负荷到满负荷）能。
• 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。
• 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。
• When the fuse is blown out, the rotary link piece and the lower moving contact droop to indicate failure occurrence.
  当熔丝熔断时，转动连片和下动触头下垂，即可显示发生故障。
• 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