I "d like a bottle of juice."

我还想要一瓶果汁。

I want a bottle of juice.

我想要一瓶果汁。

Danny buys a bottle of juice for me.

丹尼为我买了一瓶果汁。

This is not a bottle of water, but a bottle of juice.

那不是一瓶水，而是一瓶果汁。

Everybody is supposed to bring a bottle of juice to the party.

每个人都应带一瓶果汁到聚会。