1 goodbye

2 you again later

1 (in) return

2 reciprocation

3 payback

4 retaliation

5 to report back

6 to reciprocate

1 to announce

2 to inform

3 report

4 newspaper

5 recompense

6 revenge

7 classifier: 份 fèn

8 classifier: 张 zhāng

1 to sign up

2 to enter one's name

3 to apply

4 to register

5 to enroll

6 to enlist

1 to inform

2 to report

3 to make known

4 report

5 speech

6 talk

7 lecture

8 classifier: 篇 piān

9 classifier: 份 fèn

10 classifier: 个 gè

11 classifier: 通 tòng

1 one day apart seems like three years (idiom)

1 love at first sight (idiom)

1 lit. to fight it out with sb to see who is best (idiom)

2 fig. to cross swords with

3 to lock horns

1 lit. to draw blood on the first prick (idiom)

2 fig. to hit the nail on the head

1 lit. Even if we don't see each other, don't give up and leave (idiom)

2 fig. Be sure to wait!

3 See you there!