Blueing agent
[化] 上蓝剂
🧩 词语组成解析
a. 带青色的
🗣️ 情景例句
What?
什么办法？
Like father,like son.
有其父，必有其子。
I was being tested for a driving licence for the third time.
我第3次接受驾驶执照考试。