Salsima
硅铝硅镁层
🗣️ 情景例句
I know it's sudden, Robbie,
我知道这件事很突然， Robbie。
I will be going home in a few monyhs from now.
我将在几个月后回家去。
There was also a great deal of machinery on display.
参展的还有很多机器，