Three electrode tube
[电] 三极管
🧩 词语组成解析
three
[θri]
num. 三;三个;第三（章，页等）;
n. 三岁;三个人[东西];三，三个;
adj. 三的;三个的;
🗣️ 情景例句
Thank you very much.
非常感谢。
Could you hold the door open, please?
请让门继续开着好不好？
The powder is made from fish, blood and bones.
肥粉是由鱼、血和骨头做成的。