Accelerant
n. 促进剂, 加速进程的东西\\na. 促进的, 加速的
🏥 医学释义
催化剂
🗣️ 情景例句
Is something the matter, Grandpa?
怎么了，爷爷？
It was after dark when we got back,and we were all tired.
我们回来时天已经黑了，并且我们都很疲倦。
It was half past four. Everything was ready.
一切都准备好。