1. The hard wearing layer can be designed into an embedding hard wearing copper sheath, a welding hard wearing copper layer and other hard wearing or antifriction materials. 耐磨层可以为镶嵌的耐磨铜套或者焊接的耐磨铜层，也可以是其它材质的耐磨或者减磨材料。
2. hard alee; the ship went hard astern; swung the wheel hard left. 驶船向上风的命令；轮船猛烈向后退；使劲向左旋转轮子。
3. Play hard, study hard, and work hard. 尽情玩乐，用功读书，努力工作。
4. Work hard , Play hard And Die hard . 做到死，玩到死，然后很难死。
5. A hard disk is different. A hard disk has an MBR (Master Boot Record), this is because a hard disk can have multiple partitions and any one of them can be bootable. 硬盘则不同。硬盘有一个MBR（主引导记录），这是因为一个硬盘可以有多个分区，并且其中的任何一个分区都可以是可启动的。
网络释义
hard-faced hard-favored hard-favoured 面貌严厉的;
hard-faced hard-favored hard-favoured 面貌严厉的;
hard-faced hard-favored hard-favoured 面貌严厉的;
hard-faced hard-favored hard-favoured 面貌严厉的;
act a part airs and graces assume attitudinize hoity-toity lug mince prunes and prism put on air put on airs strike an attitude take on airs 装腔作势;
