1.1ad-libbing 即兴发挥

"We are in totally uncharted waters, people are ad-libbing to deal with the situation, " he said.

我们正处理完全未知的领域，人们即兴地来处理这种情况qA+ww22&k,T8。

2.smash-hit 卖座

Every producer and director dreams that their movie will be a smash-hit.

每一个制片人和导演都梦想着他们的电影会很流行并卖座s+ufVqz5apM。

3.rise and fall 起起落落

Darkness and light, the seasons, the life cycles of plants and animals –all these things rise and fall periodically.

黑暗与光明的交替，四季的变更，植物和动物的生活周期----这一切事物的起和落，都是周期性地发展的*rB(k.FIM.@1iM.1J)。

4.organized crime 集团犯罪

Gambling in Japan has long been associated with organized crime, but gangs pulled out of the mahjong worldyears ago.

在日本，赌博长期以来都与有组织犯罪相联系，但是帮派活动数年前就退出了麻将领域tHw%R.lq(MIxIL。