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- exchange line cal 交换线路呼叫
- This term is synonymous with the term main station or Direct Exchange Line (DEL) which are commonly used in telecommunication documents. 这个术语与通信文献中常见的主站或直拨交换线（DEL）是同义的。
- This paper reviewed the chromosomal engineering in the aspects of double diploid, hetero-additive line, hetero-replacement line, exchange line, monosome one incomplete chromosome systems. 对植物染色体工程与双二倍体、异附加系、异代换系、易位系、单体与缺体系统进行了综述。
- PBXL Private Branch eXchange Line 专用小交换机线路
- operator assured exchange line access 话务员保留的交换机外线
- Hong Kong had 4.7 million telephones served by more than 3.6million exchange lines at the end of 1997. The telephone density was 72 telephones or 55 exchange lines per 100 population - the highest in Asia and one of the highest in the world. 年底时，本港共有470万具电话和超过360万条电话线，即每100人便有72具电话或55条电话线。香港是亚洲最高电话密度的地区，也是全球电话密度最高的地区之一。
- Do you accept foreign exchange certificate? 你们接受外汇券兑换券吗？
- Trading on the Stock Exchange was light today. 证券交易所今日交投平平。
- A soldier was wounded in the exchange. 一名士兵在交火中受伤。
- He gave me an apple in exchange of an orange. 他给我一个苹果，交换一个橙子。
- Each telephone served by a private branch exchange. 由专用小交换机提供服务的电话分机。
- By just exchange one for another giver. 就这样以心相许相与。
- The London Stock Exchange is in turmoil today. 今天伦敦证券市场一片混乱。
- Keep this exchange memo for reconversion into foreign currency. 保存好这张兑换水单以便兑换回外币。
- Is five apples for five eggs a fair exchange? 用五个苹果换五个鸡蛋公平吗?
- The New York stock exchange crashed in1929. 纽约股票交易所于一九二九年大崩溃。
- push button for connecting main exchange lines 接主交换台线路按钮
- I'd like to exchange some pounds for dollars. 我想把一些英镑兑换成美金。
- An exchange of opinions is helpful. 相互交换意见是有益的。
- He paid for the goods sent him from Detroit by a bill of exchange. 他收到底特律给他发来的货物后以汇票付款。
