glare: vi. 发眩光;闪耀;瞪眼;耀眼
n. 闪耀;眩光;耀眼
stare:vi. 凝视;目不转睛地看;显眼
glare at有怒目而视之意
stare at表示注视
GLARE
(v) at - 怒视，瞪视，闪耀
To look at somebody/something in an ANGRY way/ a long,ANGRY look
比如；
1) I looked at her and she glared furiously back. OR
2) to shine with a very bright unpleasant light
(n) - 令人不快的耀眼的光 （怒视，瞪视）
very bright, unpleasant light
比如；
the glare of the sun
STARE
(v) (at) 凝视；盯着看
to look at somebody or something for a long time (ＮＯＴＡＮＧＲＹＬＯＯＫ）
(n) 凝视；盯
比如；
I stared blankly at the paper in front of me.
简单的说，ＧＬＡＲＥ是用愤怒的感觉来看人，也可以用在看耀眼的光。ＳＴＡＲＥ呢，只是盯着看，没有带着不快的感觉。
参考资料：ＯｘｆｏｒｄＤｉｃｔｉｏｎａｒｙ
