Some people unluckily achieve suicide when they only meant to attempt it.
一些人只是想尝试一下自杀，但却不幸真的身亡了。
Unluckily. some rocks came down after us.
不幸的是，一些石头落在我们后面。
Unluckily, these body clocks do not always work according to school timetables ．
可惜，生物钟并不总会按照学校的时间表运作。
Unluckily, some people do want to give the president trouble, or even hurt him.
不幸的是,有些人确实想给总统添麻烦,甚至伤害他。
He was injured in the first game and unluckily missed the final.
他第一场比赛就受了伤，遗憾地未能参加决赛。