High-vacuum switching tube
[电] 高真空开关管
🧩 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;
[计] 交换\\n[经] 转换, 调换, 调头
🗣️ 情景例句
you've made a very strong impression
你已经留下了非常深刻的印象
If there were no clouds, we should not enjoy the sun.
吃得苦中苦，方知甜中甜。
Why don't you attend an aerobic class?
你为什么不去参加一个有氧健身班呢？