Nilvar
尼尔瓦合金
🗣️ 情景例句
Do you have any plans after class today?
今天下课后你有什么安排吗？
Mary is in her freshman year.
玛丽大学一年级。
Not at all! Please sit down, Mr. Green. Would you like a cup of tea?
没关系！请坐，格林先生。你喝茶吗？