rock bottom
柯林斯词典
1. N-UNCOUNT If something has reached rock bottom, it is at such a low level that it cannot go any lower. 最低谷
Morale in the armed forces was at rock bottom. 那时军队的士气处在最低谷。
2. ADJ A rock-bottom price or level is a very low one, mainly in advertisements. 底线的 (价格、水平)[表赞许]
What they do offer is a good product at a rock-bottom price. 他们真正提供的是一种以价格在底线的优质产品。
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rock bottom (also rock-bottom)
剑桥词典
rock bottom noun [U] (LOW)
the lowest possible level
最低点；最低水平
Confidence in the government is at rock bottom . 民众对政府的信任降到了谷底。
Prices have reached rock bottom . 物价跌到了最低点。
They were selling the goods at rock-bottom prices . 他们以最低价销售货物。
The president's approval ratings have hit rock bottom . 总统的支持率已跌至最低点。
rock bottom noun [U] (UNHAPPY)
the most unhappy that someone has ever been in their life
（生活中的）最低点，最不愉快的时刻
Dan had just left me and I was at rock bottom . 丹刚刚离我而去，我心情糟到了极点。
Alcoholics often have to reach /hit rock bottom before they can recognize that they have a problem . 酗酒者往往把生活搞得一塌糊涂后才会意识到自己存在问题。 返回 rock bottom