Typed letters are sterile.

输入的字母是无菌的。

youdao

Galway Kinnell and Louis Simpson and Don and I and James Wright would often send five - and six-page typed letters commenting on and arguing with each others' poems.

我和哥尔韦金内尔、路易斯·辛普森、唐以及詹姆斯·怀特他们会经常发送一些四五页打印好的书信，相互间评价或是争论我们每个人的诗作。

youdao

I typed three letters this morning.

今天早上我用打字机打了三封信。

youdao

Airbnb wrote software that combs through these messages to strip out e-mail addresses and phone numbers, even ones that are typed out in letters.

FORBES: How Airbnb Hacked the Reach-Around Problem

Interview everyone who has a grudge against him--old secretaries who had to correct his grammar on the letters they typed, the neighbor who had to deal with the leaves from the Hatch maple tree.

CNN: The Republicans were right, but

The letters are typed and signed by Chapman.

WSJ: Letters from Lennon killer to NY cop on sale in LA