He suffered from diabetes and gastric ulcers.是什么意思？

He suffered from diabetes and gastric ulcers.

他患有糖尿病和胃溃疡。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

suffered

v. 受痛苦( suffer的过去式和过去分词 )，受损害，变糟，变差；

例句
She suffered from anaemia and even required blood transfusions.
她患有贫血症，甚至需要输血。

from

prep. （表示时间）从…，（表示原因）因为，（表示来源）来自…，（表示分离）与…分离[隔开]；

例句
...an abortive attempt to prevent the current President from taking office.
企图阻止现任总统连任的失败尝试

diabetes

n. <医>糖尿病，多尿症，中消；

例句
Chromium supplements were used successfully in the treatment of diabetes (see Chapter 4)...
铬补充剂被成功运用于治疗糖尿病(见第4章)。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

gastric

adj. 胃的，胃部的；

例句
He suffered from diabetes and gastric ulcers.
他患有糖尿病和胃溃疡。

ulcers

n. <医>溃疡( ulcer的名词复数 )，腐烂物，道德败坏，腐败；

例句
Lin Xue deficiency: limb pain, dried achene, acromegaly dishes, gangrenous ulcers can be seen, one's healing.
阴血两虚型: 患肢疼痛, 干瘦, 肢端暗红, 可见溃疡坏疽, 久不愈合.