回答数
5
浏览数
251
梦想空间小编
concentrate one's energy in doing
种菜的阿布
focus on doing homework
喵呜兔几
concentrate on one's homework
马铃薯菇凉
pay attention to...
ling爱吃
【集中注意力于】 = fix attention on
优质英语培训问答知识库