Activity constant
[机] 活性常数
🧩 词语组成解析
🗣️ 情景例句
She was playing with the idea of studying abroad.
她有出国留学的念头，但并非很认真。
Mother enjoys listening to that symphony.
母亲喜欢听那首交响乐。
Aeroplanes have the reputation of being dangerous and even hardened travellers are intimidated by them.
飞机以危险而著称，连老资格的旅行者也怕飞机。