High-vacuum tube
[电] 高度真空管
🧩 词语组成解析
high
[haɪ]
adj. 高的;高尚的，崇高的;高音调的;高级的，高等的;
adv. （程度等）高地;高价地;奢侈地;
n. 高处，高位;[气象学]高气压;高压地带;高水平;
🗣️ 情景例句
Please give him the message.
请转告他。
To bell
鸣叫
After lunch Aunt Huang came in and she looked worried.
午饭后黄阿姨来了，她面带愁容。