1.be aware of 觉察;了解
This helps you to be aware of time and concentrates your mind on the immediate task.
这有助于你掌握时间,全神贯注于眼前的任务
2.such as 比如;像这种的
Scientific inventions such as these have raised labour productivity by a big margin.
诸如此类的科学发明,都大大提高了劳动生产率
3.comment on 评论;对……的评论
The band declined to comment on the story.
乐队拒绝对这一报道作任何评论