friendship可数吗

例句：

Their friendship soon deepened into love.

他们的友谊很快发展成为爱情。

Your friendship means a great deal to me.

你的友谊对我来说是很珍贵的。

By degrees their friendship grew into love.

他们的'友谊逐渐发展成为爱情。

A bond of friendship had been forged between them.

他们之间形成了一种友谊的纽带。