1 certainly

2 must

3 will

4 necessarily

1 to have to

2 must

3 compulsory

4 necessarily

1 to need

2 to want

3 to demand

4 to require

5 requirement

6 need

1 abbr. for 非洲[Fēi zhōu], Africa

1 very

2 very much

3 unusual

4 extraordinary

1 lit. if three walk together, one can be my teacher (idiom, from the Analects of Confucius)

2 you have sth to learn from everyone

1 lit. when two tigers fight, one is sure to be wounded (idiom)

2 fig. if it comes to a fight, someone will get hurt

1 He who gives no thought to far-flung problems soon finds suffering nearby (idiom, from Analects).

2 Smug concentration on the here and now will lead to future sorrow.

1 things are very different now (idiom)

2 times have changed

1 apparently right but actually wrong; specious (idiom)