meal是可数还是不可数

例句：

He has paid for the meal.

他已付了那顿饭的钱。

Every meal has been arranged before I catch the plane.

每一餐都是在我上飞机之前已经安排好了。

Did you enjoy your meal?

你喜欢你的饭菜吗？

Serve with a fresh green salad for a complete meal.

可以在整个进餐中，加上一份新鲜的绿色沙拉配餐。