It invites the question: is this just a bounce off the bottom or the start of a new uptrend?

但它同样引出一个问题，这究竟是暂时脱离谷底的反弹还是新一轮牛市的开始？

youdao

The light then bounces off the bottom mirror, and then bounces again off the underside of the top mirror.

这些光随后经底层镜子反射，又再次经顶层镜子底部反射。

youdao

I have to shave a few millimeters off the bottom of the door to make it shut.

为了使门关得上，我得把门下沿削掉几毫米。

youdao

STUDENT: -- want to be off the bottom branch.

学生：脱离最底层的分支。

麻省理工公开课 - 计算机科学及编程导论课程节选

Germany's Bundesliga has two teams going up and down, with a play-off match between the third-bottom and third-top team from the first and second divisions.

CNN: Explainer: How relegation works

The best 24 teams would contend for the World Series--and try to stave off demotion--while the bottom 24 would play for promotion to the top league.

FORBES: Play More Ball!

In between their play-off appearances, United finished bottom of the league in 1996 - but stayed up because Conference winners Stevenage hadn't upgraded their ground to the required standards.

BBC: Devon - History of Torquay United FC