Electronic switching
[電] 電子交換作用
?? 詞語組成解析
[計] 交換\\n[經] 轉換, 調換, 調頭
??? 情景例句
He came down with the flu, so he didn't go to work.
他感冒了，所以沒去上班。
Would you call Miss Shen to the telephone?
請你叫沈小姐來接電話好嗎？
We came here about two years ago.
我們大約兩處前來到這兒。