This is the 1494th most frequent Chinese word.
用心
"用心" means to apply oneself, be attentive, or put effort into something.
In this sentence, '用心' means 'attentively' or 'with dedication', emphasizing the effort made in preparation.
她用心地准备了这次演讲。
She prepared for the speech attentively.
Here, '用心' implies 'with care', highlighting the teacher’s commitment and conscientious approach to teaching.
老师用心教导学生。
The teacher teaches the students with care and dedication.
'用心' in this context suggests 'careful resolution', emphasizing the mental focus and seriousness needed to address the issue.