例句與造句

1. In computer networks , a packet switched system at the university of hawaii which uses radio broadcast techniques
   美國(guó)夏威夷大學(xué)開發(fā)的一種使用無(wú)線電廣播技術(shù)的分組交換計(jì)算機(jī)網(wǎng)。
2. It's difficult to find packet switching system in a sentence. 用packet switching system造句挺難的