If something proliferates, it increases quickly and spreads to many different places. It does not just grow a little; it multiplies and turns up everywhere.

If something proliferates如果某個東西 proliferate it increases quickly and spreads to many different places就是快速增加，而且擴散到很多不同地方 It does not just grow a little它不只是稍微變多 it multiplies and turns up everywhere而是不斷倍增，到處都看得到

Cells in the body can proliferate — that is why doctors watch a tumour. Weapons proliferate when more countries get them. Coffee shops proliferate when a new one opens on every corner.

Cells in the body can proliferate身體裡的細胞會 proliferate that is why doctors watch a tumour這就是醫生要密切觀察腫瘤的原因 Weapons proliferate武器會 proliferate when more countries get them當越來越多國家擁有它們 Coffee shops proliferate咖啡店會 proliferate when a new one opens on every corner當每個街角都開一間新的

It is a slightly formal verb: you read it in news and science more than you hear it in the market.

It is a slightly formal verb這是一個有點正式的動詞 you read it in news and science你會在新聞和科學文章裡讀到它 more than you hear it in the market而不是在市場裡聽到

Though actually, people sometimes use it as a fancy synonym for become popular, but a song can be popular without proliferating. The word is about number and spread — more of the thing itself, in more places.

Though actually不過其實 people sometimes use it as a fancy synonym for become popular有時候人們會把它當成 become popular 的花俏說法 but a song can be popular without proliferating但一首歌可以很紅卻沒有 proliferate The word is about number and spread這個詞講的是數量和擴散 more of the thing itself, in more places也就是那個東西本身變多了，而且出現在更多地方