hardens ˈhɑ:dnz
释义
v. (使)变硬( harden的第三人称单数 ); (使)坚固; (使)硬化; (使)变得坚强
英文释义
v become hard or harder
v make hard or harder
v harden by reheating and cooling in oil
v make fit
v cause to accept or become hardened to; habituate
词形变化
原型: harden 原型变体: 3
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