Gasoscope
气体检验器
🗣️ 情景例句
Do you know what I'm talking about?
知道我讲的是什么吗？
I say little but I think the more.
我说得少，但我想得多。
I would be very grateful for information about entry to your college.
若能寄给我贵校的入学申请材料我将十分感激。