讲解：

compliment sb (on sth)
赞美；称赞；钦佩:
She complimented him on his excellent German.
她夸奖他德语棒极了。

inject sth (into sth)
(给…)添加,增加(某品质):
His comments injected a note of humour into the proceedings.
他的发言给整个活动增添了一丝幽默的气氛。

twist
(故事或情况的)转折,转变,突然变化:
The story has taken another twist.
故事情节再一次变化。

the keeper of
看守人；保管人:
Tom is the keeper of geology at the museum.
汤姆是博物馆地质资料的保管人

come together
合成一体；结合；联合:
Three colleges have come together to create a new university.
三所学院合并成了一所新的大学。

Fancy seeing you.
=Nice to meet you.