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
If you want to go sightseeing, a ferry trip is usually pretty cheap.
如果你想观光，坐船通常是比较便宜的。
Any time.
随时都愿意效劳。
They had a definite meaning, for they were as near as early man could get to writing.
它们有着一定的含义，因为它们已接近古代人的文字形式。