1. to use; to make use of; to employ
2. (coverb) with; using
3. to need; to have to (usu. used in the negative or in questions)
4. usefulness; utility
5. (bound form) expense; outlay
6. (courteous) to eat; to drink
7. (literary) hence; therefore

1. heart
2. mind
3. intention
4. center
5. core

classifiers: 顆, 個