1、suffer

遭受，经受(疼痛);感到(痛苦)

Within a few days she had become seriously ill, suffering great pain and discomfort.

几天的时间，她就病得很严重了，疼痛难忍，周身不舒服。

Can you assure me that my father is not suffering?

你能保证我父亲不会受罪吗？

遭遇，遭受，蒙受(不好的事)

The peace process has suffered a serious blow now.

现在和平进程遭到重创。

Romania suffered another setback in its efforts to obtain financial support for its reforms.

罗马尼亚在为其改革努力寻求经济援助时再次受挫。

受挫;遭受打击

There are few who have not suffered.

谁都会经受挫折。

It is obvious that Syria will suffer most from this change of heart.

很明显，这一态度的转变对叙利亚的影响最大。

2、sustain

使持续;保持

But he has sustained his fierce social conscience from young adulthood through old age.

而他从青年时期一直到老年都始终保持着强烈的社会良知。

The parameters within which life can be sustained on Earth are extraordinarily narrow.

地球上生命可以存活下来的地域范围是非常狭小的。

经受;遭受;蒙受

Every aircraft in there has sustained some damage.

那里的每架飞机都受到了一些损坏。

A seventeen-year-old tourist died late last night of injuries sustained in yesterday's bomb blast.

一位 17 岁的游客在昨天的炸弹爆炸中受伤并于当天深夜身亡。