例句與造句

1. He saw a voice-operated typewriter and other occult and technical power.
2. Most manually operated typewriters use monospaced fonts.
3. The " typographer " was the first constructed and operating typewriter anywhere according to Burt.
4. James Fields Smathers of Kansas City invented what is considered the first practical power-operated typewriter in 1914.
5. It's difficult to find operating typewriter in a sentence. 用operating typewriter造句挺難的