ice可數還是不可數用法是什麼意思

It was difficult to maintain a secure foothold on the ice.

在冰上不容易站穩腳。

He gave a longing look at the ice cream.

他看了看那冰激凌，顯出很想吃的樣子。

I had another helping of ice cream out of pure greed.

我純粹是因爲嘴饞貪吃，又吃了一份冰激凌。

The kids still weren't full, so I gave them an ice cream each.

孩子們還沒有吃飽，所以我給他們每人一份冰激凌。

The car skidded on the ice and went straight into the wall.

汽車在冰上打滑，徑直撞到了牆上。