For instance the Substrate wallpaper I'm using presently will slowly etch a pattern on the home screen over the course of an hour.

例如，我现在使用的壁纸过一个小时会慢慢的在主屏上蚀刻一个图案。

youdao

A second nitride etch stop layer is deposited over the first nitride etch stop layer.

一第二氮化物蚀刻终止层沉积于该第一氮化物蚀刻终止层上。

youdao

A first nitride etch stop layer is deposited over the substrate.

一第一氮化物蚀刻终止层沉积于该衬底上。

youdao

You could run your palms over it to etch in the memory.

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