To say that the project is not going well is an understatement.

说项目进展不顺利是很保守的说法。

The boy just gave us an understatement after suffering from the pain.

这个男孩在遭受痛苦后只是轻描淡写地告诉了我们。

His understatement of his mistakes angered everyone present.

他对自身错误的不充分陈述惹怒了在场的所有人。

To say I'm disappointed is an understatement.

说我很失望是很保守的陈述

To say I'm disappointed is an understatement.

说我很失望是很轻的说法。

He always goes for subtlety and understatement in his movies.

他总是在自己的电影中运用细腻刻画和淡化手法。

"We both have an interesting 10 days coming up," said Alex Ferguson with studied understatement.

“未来10天对双方来说都会非常有趣。”，亚历克斯·弗格森故作轻描淡写地说。

This is a grand understatement.

这么说明显是轻描淡写了，在我们行走时，好像在参加一个“狼先生，现在几点了？”

To say I was despondent is an understatement.

说我有些沮丧已经算是轻描淡写了。