Thermionic activity
[化] 热离子活度
🧩 词语组成解析
a. 热离子的\\n[电] 热离
🗣️ 情景例句
I feel that too many people worry about how they look.
我感觉太多的人关注他们的外表。
I'd like to speak to Mr. Jack.
我要和杰克先生讲话。
It doesn't matter. I like walking. Look at the sun! It's a fine day for a walk.
不要紧。我喜欢步行。瞧瞧太阳！这是步行的好天气。