Dc amplifier
[计] 直流放大器
🧩 词语组成解析
直流电\\n[计] 数据单元, 数据中心, 数据代码, 数据通信, 数据控制, 数字控制, 直流
🗣️ 情景例句
and Mrs. Montefiore has reserved the honeymoon suite for us. Montefiore
太太为我们保留了蜜月套房。
He has been to America.
他去过美国。[曾经有过的经验]
After having been wounded towards the end of the war, he had been sent to hospital and was separated from his unit.
战争即将结束时，他负伤被送进医院，并与部队失去联系。