1 not to be concerned

2 regardless of

3 no matter

1 to exchange

2 exchange

3 communication

4 interaction

5 to have social contact (with sb)

1 person

2 character (in a play, novel etc)

3 protagonist

4 classifier: 个 gè

1 despite

2 although

3 even though

4 in spite of

5 unhesitatingly

6 do not hesitate (to ask, complain etc)

7 (go ahead and do it) without hesitating

1 animal

2 classifier: 只 zhī

3 classifier: 群 qún

4 classifier: 个 gè

1 lit. one object bests another object

2 every item has a weakness (idiom)

3 there is a rock to every scissor, a scissor to every paper, and a paper to every rock

1 to be impervious to reason (idiom)

2 unreasonable

1 not understanding things (idiom); devoid of sense

1 to completely ignore (idiom)

2 to pay no attention to

3 not to be in the least concerned about

1 man seeks his way up just as water seeks its way down (idiom)

2 one should constantly strive to make progress