1 center

2 heart

3 core

4 classifier: 个 gè

1 to grieve

2 to be broken-hearted

3 to feel deeply hurt

1 heart

2 innermost being

3 (math.) incenter

1 to be careful

2 to take care

1 heart

2 mind

3 intention

4 center

5 core

6 classifier: 颗 kē

7 classifier: 个 gè

1 of one heart and one mind (idiom)

1 to do two things at once (idiom)

2 to multitask

3 to divide one's attention

1 with one's face covered in tears (idiom)

1 lit. one strong beat and one weak beats in a measure of music (two beats in the bar) (idiom); fig. follow a prescribed pattern to the letter

2 scrupulous attention to detail

1 lit. one strong beat and three weak beats in a measure of music (four beats in the bar) (idiom); fig. scrupulous attention to detail