hard at it是什么意思 hard at it怎么读
hard at it的英文翻译是什么意思，词典释义与在线翻译
hard at it的相关资料
hardadj.硬的；困难的；棘手的；坚强的；残酷的；用力的；液态的；严寒的；确凿的adv.努力地；强烈地；严重地；坚定地
Hardick哈迪克
hard at it的用法和样例
- I've been hard at it all the morning.
我一上午都在卖力地干。 - The policemen were already hard at it when we reached the scene of the accident.
当我们到达肇事地点时，警察们已经在哪里忙开了。
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