Life is not all roses.

人生并非处处是玫瑰。

I know life is not all roses, but still, that's just too much.

我知道人生并不总是康庄大道，可他遭遇得也太多了。

Life is not all roses but with what I am being equipped with by the top teachers in this elite school I surely deserve a promising prospect.

生活不是所有的玫瑰但我所配备的优秀教师在这个精英学校我当然应该有一个有前途的前景。

Once in, college life is not all wine and roses.

一旦进去了，大学生活也不全是快乐。