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CET-4 CET-6 考研 TOEFL GRE BNC: 6995 COCA: 8207
harden
hard·en / 5hBrdn ; 5hB:dn /verb I,T
1. to become firm or stiff, or to make something firm or stiff(使)变硬;(使)坚固;(使)硬化;ANTsoften
It will take about 24 hours for the glue to harden.胶水干透大约需要 24 小时。
2. if your attitude hardens, or if something hardens it, you become more strict and determined and less sympathetic(使)变得更坚定;(使)变得强硬;ANTsoften
Attitudes towards the terrorists have hardened even more since the attack.自从那次袭击后,人们对恐怖分子的态度更加强硬了。
3. writtenif your face or voice hardens, or if something hardens it, you look or sound less sympathetic or happy(使)〔脸色、嗓音〕变得冷峻;ANTsoften
His face hardened momentarily, then he looked away.他的脸色一时阴沉下来,随即他转过头去。
4. harden your heart to make yourself not feel pity or sympathy for someone硬起心肠

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