To be so moved that tears well up in one's eyes.
盈充满；眶眼眶。因感情激动而使眼泪充满了眼眶，形容感动至极或非常悲伤。
邹韬奋《我的母亲》往往讲到孤女患难，或义妇含冤的凄惨的情形，她两人便都热泪盈眶，泪珠尽往颊上涌流着。”
When I saw the touching film, I was moved to the point of tears welling up in my eyes.
Learn the next connected idiom: 热泪盈眶 (rè lèi yíng kuàng) → 狂风暴雨 (kuáng fēng bào yǔ)
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