1 finally

2 in the end

3 when all is said and done

4 after all

5 to the end

6 to the last

1 basic

2 fundamental

3 main

4 elementary

1 (equivalent to 的 as possessive particle)

1 thorough

2 thoroughly

3 complete

1 Japan

1 small capital, huge profit (idiom); to put in a little and get a lot out

1 to talk shop all the time (idiom)

1 the frog at the bottom of the well (idiom)

2 fig. a person of limited outlook and experience

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

1 hardwork and thriftiness are the foundations of service (idiom)