Usage note
“成为”用于描述一个人或事物从一个状态转变为另一个状态。例如,你可以用它来表达某人从学生变为老师。
chéngwéi yòng yù shù miáo huì yī gè rén huò wù liú xiàng cóng yī gè zhuàng tài biàn wéi qìng bān. rú kě nǐ kě yòng tā lái biǎo达 一 gè xué shēng biàn wéi lǎoshī。
"成为" is used to describe a person or thing changing from one state to another. For example, you can use it to express that someone changes from a student to a teacher.