communicate可數嗎

There was a tremendous lack of communication between us.

我們之間極其缺乏溝通。

Negotiators say they're keeping communication lines open.

談判代表聲稱他們保持着溝通管道的通暢。

Lithuania hasn't had any direct communication with Moscow.

立陶宛與莫斯科還沒有任何直接的交流。