| ประโยคภาษาจีน : 中文句子 | 
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|  háo豪  shuō说  sāi miù ěr塞缪尔  mò ěr sī莫尔斯  kāi fā开发  de的  diàn bào电报  diàn mǎ电码  cù jìn促进  le了  yì xiē一些  shāng pǐn商品  rú如  mián hua棉花  de的  cháng tú长途  mào yì贸易  nán fāng南方  gè zhōu各州  chū chǎn出产  de的  mián hua棉花  kě yǐ可以  yùn dào运到  běi bù北部  hé和  Ōu zhōu欧洲 | 
| Howe says the telegraph, developed by Samuel Morse, promoted long-distance trade in commodities such as cotton, which was grown in the southern states and shipped to the north and Europe. |