sag

英 [sæɡ , sɑːɡ]

美 [sæɡ , sɑːɡ]

v.  (尤指由于承重或受压)中间下垂，下凹; 减弱; 减少
n.  下陷或松弛的程度; 下陷或松弛; （顺风的）漂流; 经济萧条

过去式：sagged　现在分词：sagging　第三人称单数：sags　复数：sags　过去分词：sagged　

TEM8计算机

Collins.1 / BNC.10300 / COCA.8757

习惯用语

v.

sb's jaw dropped/fell/sagged
• （突然吃惊或失望得）张口结舌，目瞪口呆，垂头丧气
  used to say that sb suddenly looked surprised, shocked or disappointed

牛津词典

verb

• （尤指由于承重或受压）中间下垂，下凹
  to hang or bend down in the middle, especially because of weight or pressure
  1. a sagging roof
     凹陷的房顶
  2. The tent began to sag under the weight of the rain.
     雨水使得帐篷中间开始下坠。
  3. Your skin starts to sag as you get older.
     人老了，皮肤就会慢慢松弛。
• 减弱；减少
  to become weaker or fewer
  1. Their share of the vote sagged badly at the last election.
     在上次选举中他们的得票数大幅下跌。

柯林斯词典

• VERB (中间部分)下垂，下弯，下陷
  When somethingsags, it hangs down loosely or sinks downwards in the middle.
  1. The shirt's cuffs won't sag and lose their shape after washing...
     这件衬衫的袖口洗后照样挺括，不变形。
  2. The roof sagged at one corner, where the ceiling beams had snapped with rot...
     房顶的一角塌了下来，那里的天花板横梁已经腐烂断裂了。
  3. He sat down in the sagging armchair.
     他在凹陷的扶手椅上坐下了。
• VERB (身体某部位)松弛，下垂
  When part of someone's body begins tosag, it starts to become less firm and hang down.
  1. He is heavily built, but beginning to sag.
     他体形健壮，但肌肉已经开始松弛。
  2. ...flabby thighs and sagging bottoms.
     软塌塌的大腿和松垂的臀部
• VERB 消衰;委顿;萎靡
  Tosagmeans to become weaker.
  1. The pound continued to sag despite four interventions by the Bank of England...
     尽管英格兰银行四次出手干预，英镑仍不改颓势。
  2. Some of the tension Altman builds up starts to sag...
     奥尔特曼制造的一些紧张氛围开始缓解。
  3. They failed to revive her sagging spirits.
     他们未能让她从萎靡消沉中振作起来。

英英释义

noun

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

verb

• droop, sink, or settle from or as if from pressure or loss of tautness
  Synonym:droopswagflag
• cause to sag
  1. The children sagged their bottoms down even more comfortably
  Synonym:sag down

双语例句

• Parabolic cable element was applied in this method to sufficiently consider the effects of sag.
  同时采用抛物线索单元，考虑了索的垂度效应。
• Research on a new method of voltage sag measure and voltage compensation strategies.
  一种新的电压凹陷检测及其补偿控制策略研究。
• The pound continued to sag despite four interventions by the Bank of England
  尽管英格兰银行四次出手干预，英镑仍不改颓势。
• As a result, the skin may sag.
  结果，皮肤就松弛下垂了。
• The characteristics of distribution, lithology, geology and seismic response of the lithology anomalous body in the Tertiary Wenchang Formation of Enping Sag in Pearl River Mouth Basin were studied.
  对珠江口盆地恩平凹陷下第三系文昌组大套暗色泥岩中的“异常岩性体”的分布、岩性、地质背景和地震响应等特征进行了研究，结果表明该异常体为沉积浊积体。
• This old couch is starting to sag in the middle.
  这张旧长沙发中间开始下陷了。
• We need to do something about the sag.
  我们须把下沉的地方修整一下。
• As one of the major problems of modern power quality, voltage sag will bring huge economic losses.
  电压暂降作为现代电能质量的主要问题之一，会带来巨大的经济损失。
• With special lithofacies paleographical setting in Qikou sag, a lot of lithostratigraphic traps form.
  歧口凹陷区特有的岩相古地理环境，形成了大量的岩性地层圈闭。
• The types and characteristics of the sedimentary facies developed in Pukou formation of Upper Cretaceous in Huaiyin sag of Yanfu depression are analyzed.
  对盐阜坳陷淮阴凹陷上白垩统浦口组发育的沉积相类型及其特征进行了分析。