1 root

2 basis

3 classifier for long slender objects, e.g. cigarettes, guitar strings

4 classifier: 条 tiáo

5 radical (chemistry)

1 according to

2 based on

3 basis

4 foundation

5 classifier: 个 gè

1 fundamental

2 basic

3 root

4 simply

5 absolutely (not)

6 (not) at all

7 classifier: 个 gè

1 grass roots (lit. and fig.)

1 surname Lei

1 all thunder but no rain (idiom)

2 a lot of noise but no action

1 to dig up roots and inquire at the base (idiom); to get to the bottom of sth

1 lit. cut grass and pull out roots (idiom); fig. to destroy root and branch

2 to eradicate

1 to be in a thundering rage (idiom)

1 lit. like thunder piercing the ear

2 a well-known reputation (idiom)