harden有使硬化;使经得起考验;使无情;使轮廓鲜明;等意思，那么你知道harden的过去式是什么吗?今天一起来学习一下harden的过去式以及harden的用法和例句，希望对大家的学习有所帮助!
harden的过去式及其它时态
harden的过去式:hardened
harden过去分词:hardened
harden现在分词:hardening
harden第三人称单数:hardens
harden的用法和例句
1、The bitter split which has developed within Solidarity is likely to harden further into separation.
团结工会内部已产生的不愉快分歧可能会进一步演变为分裂。
2、To quench steel is that hot steel is quenched to harden it.
淬钢就是烧热的钢置入水中骤冷使之坚硬.
3、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。
4、They harden clay by putting it in a fire.
他们把粘土坯放在炉火里使其变硬.
5、The varnish takes a few hours to harden.
清漆需要几个小时才能干透。
6、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。
7、The practical result was to harden the battle lines.
实际的结果就是双方壁垒更加分明.
8、The soft concrete will harden till it is like stone.
水泥将变硬直到像石头一样.
9、Hot steel is quenched to harden it.
烧热的钢放入水中骤冷使之坚硬.
10、Stoneware is fired at a high temperature to cause it to vitrify and harden.
在高温下烧制瓷器以至其成玻璃状，变硬。
