Keyed amplifier
[计] 键控放大器
🧩 词语组成解析
keyed
[ki:d]
adj. （乐器）有键的;定好音调的;与…相宜的;
🗣️ 情景例句
Mm, the day after tomorrow?
啊，后天？
Can I cancel this ticket?
我可以取消这张票吗？
At lunchtime, the tourist thanked him and gave him ten pounds, which was a lot of money in those days.
午餐时，这位游客向他表示感谢，并给了他10英镑。这在当时可算是一大笔钱了。