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
and used to play drums with the jazz band on weekends.
周末还经常在爵士乐队中打鼓。
Wit without learning is like a tree without fruit.
仅有机智而无真才实学，犹如一棵大树不结果。
Some people don't like winter, but I quite like it.
有些人不喜欢冬天，但我很喜欢。