Tetramethide
四甲基金属
🗣️ 情景例句
You still look like a teenager.
你看起来像一个十几岁的青年。
He has gone to America.
他去美国了。[动作结束后的结果持续至今]
I'd also like to congratulate you on your good work in these two years.
我还要祝贺你在这两年中的出色表现。