drop-off

英 [ˈdrɒp ɒf]

美 [ˈdrɑːp ɔːf]

下降；降低；减少；陡坡；摘下（离）；剥离；投放；松（脱）落；衰退

复数：drop-offs　

IELTS

英英释义

noun

• a change downward
  1. there was a decrease in his temperature as the fever subsided
  2. there was a sharp drop-off in sales
  Synonym:decreaselessening
• a steep high face of rock
  1. he stood on a high cliff overlooking the town
  2. a steep drop
  Synonym:cliffdrop
• a noticeable deterioration in performance or quality
  1. the team went into a slump
  2. a gradual slack in output
  3. a drop-off in attendance
  4. a falloff in quality
  Synonym:slumpslackfallofffalling off

双语例句

• But that one pass band that gives you the speaker identification has to have a variable frequency start – up and drop-off.
  但是这一通频带给你讲话人的识别鉴定时是会有一个变频的起动和下滑。
• Urban crime expert James Wilson suggests instead that the recent drop-off in crime is explained by positive cultural changes.
  城市犯罪问题专家詹姆斯威尔逊（jameswilson）则认为，最近犯罪率的下降可由积极的文化转变来解释。
• How much is the drop-off charge?
  在别处交还车子的时候要付多少钱？
• The University of Kansas study suggests a sharp drop-off in the amount of daylight in New York in September might trigger seasonal affective disorder and make some traders more risk-averse.
  堪萨斯大学的研究推测，九月份纽约白昼时间的大幅骤减可能引发了季节性的情绪紊乱，导致一些交易员的避险情绪加重。
• The drop-off rate of junior secondary school and primary school students was3.23 percent and0.93 percent respectively.
  普通初中和小学学生辍学率分别为3.23%和0.93%。
• The drop-off reflects a larger trend.
  销售额的锐减反映出一个更重要的趋势。
• That's where we've seen a drop-off in demand [ and] some major redundancies, Mr Evans said.
  埃文斯表示：在这些领域，我们看到需求有所减弱，且出现了一些重大裁员。
• Is there a drop-off charge?
  如果在外埠还车，需要外加费用吗？
• Larry: you mean I can't just leave them in the drop-off box?
  赖瑞：的意思是说我不能把书放在还书箱里就好了吗？
• I tended to veer slightly away from the edge of the roadway and the drop-off beyond.
  我倾向于有一点改变方向远离车行道和下车的边缘以远。