1. to connect
2. to relate to
3. to tie up
4. to bind
5. to be (literary)

1. system
2. department
3. faculty

1. to tie
2. to fasten
3. to button up

1. to connect
2. to arrest
3. to worry

1. to read
2. to study (a subject)
3. to attend (a school)
4. to read aloud
5. to miss (sb)
6. idea
7. remembrance
8. twenty (banker's anti-fraud numeral corresponding to 廿 niàn)

classifier: 頓