Estin
棘青霉素
🗣️ 情景例句
Are you a citizen of the People's Republic of China?
你是中华人民共和国的公民吗？
Hello, it's really great to talk about ourselves and get to know each other.
大家好，我们自我介绍并相互认识真是太好了。
It doesn't matter.
没关系。