Stassanization
加热灭菌法
🗣️ 情景例句
I continued to teach piano lessons at home.
我继续在家教钢琴。
The best teacher one can have is necessity.
我们能得到的最好教师是“需要”。
Yes, will you give him a message, please?
是这样，请你给他捎个话好吗？