harden的音标：harden的英式发音音标为：['hɑ:dn]harden的美式发音音标为：['hɑrdn]...

harden的现在进行时为：hardening...

harden的一般过去时为：hardened...

harden的第三人称单数（三单）为：hardens...

harden的反义词有：soften, soften。vt.harden的反义词（使坚固;使变冷酷）：soften。harden的反义词（其他释义）：soften。...

Give the cardboard two or three coats of varnish to harden it.在纸板上涂两三层清漆使其变硬。Their action can only serve to harden the attitude of landowners.他们的行动只会让土地拥有者的态度变得更坚定。The varnish takes a few hours to harden.清漆需要几个小时才能干透。...

vt.使硬化，使经得起考验，使无情，使轮廓鲜明vi.变硬或更硬，变稳定，变习惯...

Melted metal is poured into a mold to harden into shape.熔化之金属倒入模子中以冷却成形.Give the cardboard two or three coats of varnish to harden it.在纸板上涂两三层清漆使其变硬。The varnish takes a few hours to harden.清漆需要几个小时才能干透。Whilst Marc did gr...

harden的现在完成时为：hardened...