Approved apparatus
[化] 防爆设备
🧩 词语组成解析
a. 被认可的；经过检验的
🗣️ 情景例句
What's the matter?
到底发生了什么事？
Do you remember the boy whose aunt is an actress.
你是否记得那男孩的姑妈是演员？
It was one of the biggest buildings of all time and a lot of people from many countries came to see it.
它是有史以来最高大的建筑物之一，因此，人们从各个国家纷纷前来参观。