新鲜事
xīn​xian​shì

novelty

新鲜事 新鮮事 xīn​xian​shì
novelty noun
A new or strange thing; something novel that one encounters for the first time.

纹身又不是什么新鲜事！

wén shēn yòu bù​shì shén​me xīn​xian​shì!

Tattoos are nothing new!

在火星上发现冰并不是什么新鲜事。

zài huǒ​xīng shang fā​xiàn bīng bìng bù​shì shén​me xīn​xian​shì.

Finding ice on Mars is nothing new.

Frequency
Movie subtitles
2.15 per million appears in 1% of films

Sources
Frequency data
SUBTLEX-CH