Magnuminium
镁基合金(比重1.8)
🗣️ 情景例句
We're in here, Dad.
我们在里面， 爸爸。
What is th boarding time?
何时登机呢？
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。