| 单词 | 底点 |
| 释义 | 〔bottom〕Sales of personal computers have bottomed out.个人电脑的销售跌到了最底点〔abapical〕Being opposite to or directed away from the apex.底点的：和顶点相反或离开顶点的〔bottom〕To descend to the lowest point possible, after which only a rise may occur:跌到谷底：跌到可能的最底点，在其后只有一个回升会发生：〔down〕From a higher to a lower place or position:向下：从一个较高的地点或位置到一个较底点： |
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