berry是不可数名词吗

不是。

n. 浆果（葡萄，番茄等）

vi. 采集浆果
The Japanese believe that berries have high nutritional value.

日本人认为鱼卵有很高的营养价值。

The little girl went out to berry early in the morning.

小女孩一大早就出门去采浆果了。

Berries generally smell sweet.

浆果通常闻起来很甜。

Oh, they have the summer berry special. That looks refreshing!

哦。他们现在有夏日莓特饮。看起来挺清爽的！