求关于英文方面的帮助（1）It mean sth.（mean后面是加名词还是形容词?）（2）翻译：欧石楠有很多用处.很多

1 口语中,既可以加形容词,也可以加名词,也可以加从句,例：
The president is happy, it means good (bonus, money, promotion; that you will be promoted);
2. Erica has a lot of use. Many people use it to make tea. When you feel tired, make a pot of tea from Erica, you will feel refreshed.