suffer vi.受痛苦；受損害
vt.遭受；忍受
suffer the result /heavy losses /injuries承受結果/遭受大損失/負傷
suffer from headache/illness 遭受頭痛/疾病的困擾
suffer (vt.) 和suffer from的區別：suffer 指壹般的損害、痛苦等等，但suffer from指長期的或習慣性的痛苦或困難。
名詞形式：suffering
suffer
1.感到疼痛、痛苦
He died very quickly,he didn't suffer much. 他死得很快,沒有多少痛苦.
2.承受,遭受
You must be prepared to suffer consequences. 妳要準備承擔後果.
suffer from
1.患有（疾病等）
She suffers from headache. 她患頭痛病
2.為...所苦,因...而吃苦頭
Our business has suffered from lack of investment. 我們的企業因缺乏投資而受苦.
I'm suffering from a real lack of time this week.
我這周為時間不夠用而苦。
Mrs. White's little boy is suffering from a bad flu bug again.
懷特太太的小孩又再患了嚴重的感冒。