Overtone crystal
[电] 泛音晶体
🧩 词语组成解析
overtone
['əuvətəun]
n. [乐]陪音，泛音;[无线]谐波;次要的意义;暗示，言外之意;
🗣️ 情景例句
Who is it?
谁呀
That street is only two miles long.
那条街仅仅是2英里长的。
a moment later, he ran after me and thrust the pen into my hands.
一会儿，他突然从后追了上来，把笔塞到我手里。