能开麦用英语怎么说

"开麦"的英文表达是 "open the microphone" 或 "turn on the microphone"。

这个表达源自英文中 "microphone" 一词，microphone 是麦克风的意思，而 "open" 和 "turn on" 都表示打开或启动的意思。

下面是一些例句：

Can you open the microphone for me? (你能为我开麦吗？)
I need to turn on the microphone for this online meeting. (我需要打开麦克风参加这场网络会议。)
Please make sure the microphone is open before you start speaking. (请在开始讲话前确保麦克风已经打开。)