动词短语
中文翻译：专注于
同义词：
['focus on', 'concentrate on例句：1. The teacher instructed us to concentrate upon our studies during the break.（老师让我们在休息时间专注于学习。）']
例句：
-
1. The teacher instructed us to concentrate upon our studies during the break.
老师让我们在休息时间专注于学习。
-
2.She concentrated upon her writing and didn't pay attention to the noise around her.
她全神贯注地写作，没有注意到周围的噪音。
-
3. The student concentrated upon his task and completed it within the allotted time.
学生集中精力完成了他的任务，并且按时完成了。