This time, we will start bottom-up.

这一次，将由下至上开始。

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You have to be prepared to start at the bottom and work your way up.

你得准备好从最基层干起，努力向上。

《牛津词典》

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？

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In just a moment the hearts are gonna start flowing from bottom to top and the cookies are gonna start moving left and right and they seem to be somewhat synchronized with the music, perhaps based on trial and error by the student who implemented this one.

刚刚那一刻，那些爱心们从底部上浮到顶部,饼干人则向左向右移动,它们似乎都随着音乐的律动而变化着，也许这是那个制作该动画的同学,不断尝试的结果。

哈佛公开课 - 计算机科学课程节选

But like the bottom line, if you read a lot, then you'll start to understand.

如果你读得多了，你基本就能弄明白了。

英语为什么这么难呢？ - SpeakingMax英语口语达人

So, if we're talking about five different orbitals and we're talking about a ground state atom, we know that we just need to start at the bottom and work our way out up.

因此，如果我们要讨论的是,五个不同的轨道且是属于一个基态原子的话，我们知道，我们只需要从最低的轨道,开始一个一个往上找。

麻省理工公开课 - 化学原理课程节选

Players have to start at the bottom and come through some sort of structure.

BBC: Atherton lambasts counties

"It's a lot easier to start from the bottom up than the top down, " he said.

CNN: One-handed violinist helps the disabled make music

Still another avenue into the industry is to start at the bottom and work your way up.

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