比如所有的按钮看起来都特别真实，有黑色背景反射效果的表面，在编辑器里输入文字时会自动弹出一个放大镜。

This effect is achieved by having a black background and reflective surface look. The editors automatically pop-up a magnifying glass when you are trying to insert text.

youdao

这些黄色框和黑色框的装置，的箭头标志，这些箭头信号反馈回，自动导航装置，所以飞机可以，稳定航线。

And the arrow signals that come from the bearings of the yellow housing and the black housing, those arrow signals are fed back to the automatic pilot and so the plane will stay on course.

youdao

接着要做的事情是添加第二个规则，设置数值小于80的单元格格式，格式为“自动”（默认主题里是透明单元格里的黑色文本）。

The next thing to do is to add a second rule that formats values that are less than 80, and set the format to "Automatic" (black text on transparent cells for the default theme).

youdao