例句與造句

1. A digital central office switching system made by lucent . it is typically used as an " tandem switching office , switching long distance phone calls . see 5ess
   朗訊公司生產(chǎn)的一種數(shù)字市話局交換系統(tǒng)。通常作為一種匯接交換局，轉(zhuǎn)接長途電話。參見5ess 。
2. However , the corporation was no longer what it was in 1990 when the asian games was held in that it had greatly expanded and improved its infrastructure , boasting of over 2000 switch offices , 10 , 000 core km of fiber optic and numerous access points across the city
   與1990年亞運(yùn)會相比，當(dāng)時(shí)的北京市通信公司早已今非昔比，鳥槍換炮了。局所已達(dá)2000余處，光纜總長度超過數(shù)10萬芯公里，接入點(diǎn)遍布全市各地。
3. It's difficult to find switching office in a sentence. 用switching office造句挺難的