Mendeleev
门捷列夫(Dmitri Ivanovich, 1834-1907, 俄国化学家)
🗣️ 情景例句
Chileren should learn about the great accomplishments of their nation.
孩子们应该了解自己国家的伟大成就。
He helps my father every day.
他每天都帮助我的父亲做事。
Would you like a cup of tea?
你想喝杯茶吗？