Innovating
v. 改革, 创新( innovate的现在分词 ); 引入（新事物、思想或方法）,
🗣️ 情景例句
He's busy preparing for class.
他忙着准备功课。
I don't know where I've seen him before.
我不晓得在哪儿见过他。
You never tell the truth!
你从来就不说实话！