Acieral
铝基合金
🗣️ 情景例句
I'm thrilled for you, Grandpa.
我真为你兴奋， 爷爷。
Write it on your heart every day is the best day of the year.
要记住，每天是一年中最好的一天。
with their fellow scientists either in other countries or in universities,
和其他国家、其他大学同行们