| 单词 | trough |
| 释义 | troughBrE /trɒf/ NAmE /trɔːf/ noun [C ]a long narrow open container for animals to eat or drink from 槽；饲料槽；饮水槽the trough [sing. ](informal ) if you say that people have their noses in the trough , you mean that they are trying to get a lot of money for themselves 钱槽；钱眼[C ](specialist ) a long narrow region of low air pressure between two regions of higher pressure 低压槽 ➡ compare ridgenoun (3 ) [C ]a period of time when the level of sth is low , especially a time when a business or the economy is not growing 低谷；（企业或经济的）低潮，萧条阶段◆ There have been peaks and troughs in the long -term trend of unemployment . 长期以来失业率一直时起时伏。[C ]a low area between two waves in the sea , or two hills （海浪间的）波谷；（小山间的）槽谷，盆状洼地 |
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