brightens
v.
（使）发亮( brighten的第三人称单数 );
（使）生色;
（使）生辉;
（使）快乐;
例句:
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His cheerful face brightens up the dullest of days.
他的笑脸让最乏味的日子变得充满生气。
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Because your smile brightens up my day.
因为你的微笑使我的日子都明媚起来了.
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Only one thing brightens up the scene.
只有一件事才使我开心.
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To be fair," he brightens, "I think perceptions are changing slowly.
来自THETIMES
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That's not to knock his artistry: Blak and Blu brightens dramatically when Clark shreds his guitar.
来自BBC
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The fall in commodity prices has boosted investor sentiment as it brightens prospects for a rate cut next month, he added.
来自WSJ