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| NOUN |
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| /trɒf/ |
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| 1 | a long narrow open container used for holding food or water for animals （喂动物的）槽，饲料槽，饮水槽 | a cattle trough 牛食槽 | |
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| 2 | a low area between two high waves or hills （波浪间的）波谷；（小山间的）槽谷 | The boat lay almost helpless in the trough of the waves. 小船几乎无助地在浪涛里颠簸。 | |
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| 3 | a period when something that rises and falls regularly is at a low level , especially economic activity （尤指经济活动的）低谷期，淡季，萧条期 | We try to adapt to peaks and troughs in demand. 我们努力适应旺季和淡季的需求波动。 | |
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| 4 | a long narrow area of low pressure in the atmosphere between two areas of high pressure , usually causing bad weather （气象）低压槽 |
| PHRASE |
| - | have your nose/snout in the trough
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| to try to get as much of an amount of available money as you can |
| 尽可能多要钱 |
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