我们开始分析时，焦点锁定在一种强氧化剂：臭氧。

We began our analyses with a focus on a particularly efficient oxidant, ozone.

youdao

我们开始分析时，焦点锁定在一种强氧化剂：臭氧。

We began our analyses with a focus on a particularly efficient oxidant, ozone.

youdao