rock bottom

1. N-UNCOUNT If something has reached rock bottom, it is at such a low level that it cannot go any lower. 最低穀

Morale in the armed forces was at rock bottom. 那時(shí)軍隊(duì)的士氣処在最低穀。

2. ADJ A rock-bottom price or level is a very low one, mainly in advertisements. 底線的 (價(jià)格、水平)[表贊許]

What they do offer is a good product at a rock-bottom price. 他們真正提供的是一種以?xún)r(jià)格在底線的優(yōu)質(zhì)産品。