有五种表达：huge crowds of people、a sea of people、the sea of humanity、People mountain people sea、the tremendous number of people as much as waters in the ocean and rocks on the mountain
一、huge crowds of people
读音：英 [hjuːdʒ kraʊdz ɒv ˈpiːpl] 美 [hjuːdʒ kraʊdz əv ˈpiːpl]
例句：
When hearing People mountain people sea ( huge crowds of people) the firsttime, he got its cultural connotation immediately.
在第一次听到people mountain people sea（人山人海）时，他便立即领悟了其中的文化内涵。
二、a sea of people
读音：英 [ə siː ɒv ˈpiːpl] 美 [ə siː əv ˈpiːpl]
例句：
Today, I am already arrived at "Kwun Yam Temple", a very lively sea of people here!
今天我很早就到达观音庙，这里人山人海非常的热闹！
三、the sea of humanity
读音：英 [ðə siː ɒv hjuːˈmænəti] 美 [ðə siː əv hjuːˈmænəti]
例句：
I hope in the future, we are in the vast sea of humanity, from a person who belongs to the river to find his shadow.
希望在将来，我们在茫茫人海中，能从一个人身上找出他属于的江河影子。
四、People
mountain people sea
读音：英 [ˈpiːpl ˈmaʊntən ˈpiːpl siː] 美 [ˈpiːpl ˈmaʊntn ˈpiːpl siː]
例句：
On national day, there are people mountain people sea in Zhongshan park.
国庆节那天，中山公园里人山人海。
五、the tremendous number of people as much as waters in
the ocean and rocks on the mountain
释义：人多得像海洋中的水和山上的岩石（指人山人海）。
