世界是由七大洲和四大洋组成的。

The world is made up of seven continents and four oceans.

youdao

你知道太平洋是世界上最大的大洋吗？

Do you know that Pacific is the vastest ocean in the world?

youdao

太平洋是世界上第一大洋。

The Pacific ocean is the largest ocean in the world.

youdao

印度洋是世界第三大洋。

Indian ocean is the third largest ocean in the world.

youdao

世界是由七大洲和四大洋组成。

The world is made up seven continents and four oceans.

youdao

世界上哪一个大洋才是最大的海洋啊？

Which is the biggest ocean in the world?

youdao

大西洋世界第二大洋。

The Atlantic ocean, the world's second.

youdao

大西洋世界第二大洋。

The Atlantic ocean, the world's second.

youdao