Akrit
钴铬钨工具合金, 钴铬钨系刀具用铸造 合金, 特硬耐磨合金
🗣️ 情景例句
Remember our fishing trips?
还记得我们以前那些钓鱼之行吗？
She asked me which one I'd like, and I said I didn't mind.
她问我要哪一个，我说哪一个都没有关系。[动词时态一致，这是中国人学习英语最头痛的一个问题。]
That was a long time ago,wasn't it?
那是好久以前的事了。是吗？