suffer不是名词，只有动词词义，意思是遭受、忍受、经历，所以不是可数名词。

例句：

It was unfair that he should suffer so much.

他遭受这么多痛苦是不公平的。

Dieters suffer from violent mood swings.

节食者们经受剧烈的情绪变化的折磨。

扩展资料

She could suffer irreversible brain damage if she is not treated within seven days.

如果在7天内得不到治疗，她的大脑有可能会受到不可恢复的损害。

TI has seen its shares suffer because of a flight of capital to telecom and Internet-related businesses.

德州仪器的股票因为资金流向电信和因特网相关企业而遭受损失。

A lot of students suffer from exam nerves.

许多学生考试怯阵。

It was not my intention that she should suffer.

我没有要她吃苦头的意思。