This goes back to the first command (in reverse order) that matches the first letter you typed; letters typed successively match more and more specifically.

这将返回到与您键入的第一个字母相匹配的第一个命令(以反向顺序)；随后键入的字母将使匹配变得越来越明确。

youdao

Perhaps, in fact, the reverse is true: that the use of abstract letters may have induced the idea of an abstract God who forbade graven images - but permitted their representation as abstract signs.

事实上，反过来想想或许是对的：使用抽象字母可能促使形成一个抽象的上帝，他禁止人们雕刻偶像，但是允许他们以抽象的符号出现。

youdao

Another popular option is backlit or reverse channel letters, meaning that the LED modules light up the wall behind the sign, creating a halo effect.

另外一种比较受欢迎的应用是背光式槽型发光字，即LED模组通过照亮标识背后的墙面来创造光晕的效果。

youdao

So while the villagers in Staincross feel it is their right to have the name they want on their letters, for many people it is the reverse.

BBC: The A-Z of postal snobbery