基本解释adj.超硬的同根派生 extrahard相关词英汉例句They mentioned that they worked extrahard on this album. 他們提到說，他們在這張唱片上花了格外多的工夫。You can become extraordinary out of your ordinary life through extrahard work. 要肯定自己的能力。要增加自己的能力。有料走遍天下都不怕。extrahard steel 極硬鋼extrahard更多例句