1. The larrikinism of the group of friends often got them into trouble with the school authorities.

这群朋友的玩闹行为经常会引起他们与学校管理者之间的纠纷。

2. His larrikinism may be annoying at times, but it brings a sense of excitement and spontaneity to our otherwise dull routine.

他的恶作剧有时可能会让人烦恼，但却为我们原本乏味的生活带来了一种兴奋和自发性。