Summing amplifier
[计] 加法放大器
🧩 词语组成解析
[计] 求和
🗣️ 情景例句
But let's keep looking.
让我们继续看下去。
It's no use pumping a dry well.
徒劳无益。
The sudden barking frightened Clara.
突然的狗叫声吓坏了克拉拉。