phenomenon ·noun
Definition: something that exists or happens, usually something unusual Level: C1
路怒症的兴起是一个相对较新的现象。
The rise of road rage is a relatively recent ___phenomenon.
科学家们正在研究各种自然现象，比如风暴和闪电。
Scientists are studying various natural ___phenomena like storms and lightning.
在一些沿海城镇，“醉酒旅游”作为一种意想不到的现象出现了。
In some coastal towns, 'drunkenness tourism' has emerged as an unexpected ___phenomenon.