1 to be connected

2 traffic

3 transportation

4 communications

5 liaison

1 as much as possible

2 to the greatest extent

1 power

2 force

3 strength

1 great amount

2 large quantity

3 bulk

4 numerous

5 generous

6 magnanimous

1 amount

2 quantity

3 classifier: 个 gè

4 quantitative

1 lit. doesn't (even) enter a single aperture (of one's head)

2 I don't understand a word (idiom)

3 it's all Greek to me

1 grasp this fundamental point and all the rest will follow (idiom)

1 to act in collusion (idiom)

1 mutual exchange of assistance (idiom)

2 to benefit from each other's strengths and make up each other's shortfalls

3 to reciprocate with material assistance

4 scratch each other's back

1 you can't judge a person by appearance, just as you can't measure the sea with a pint pot (idiom)