9. Playing cards for money is banned here.
這里不許打牌賭錢。
還能這樣說：
Never play cards for money.
It's forbidden to play cards for money here.
諺語：
Time is money.
一寸光陰一寸金。
10. Please give the pack a good shuffle.
把這副紙牌好好洗一下。
還能這樣說：
Shuffle the cards well, please.
Give the cards a good shuffle.
應用解析：
pack away from 把……從……打發走；
pack (sth.) up 把（東西）裝箱打包離開某地；
pack sth. together 把某物扎在一起
11. He had a long suit of diamonds.
他有一長套方片牌。
還能這樣說：
He owned a long suit of diamonds in his hands.
He possessed a long suit of diamonds.
應用解析：
all of one suit 清一色；
suit with 與……協調，相稱；
suit for 適合做……；
follow suit 跟牌；仿效別人
12. Playing cards can come in a variety of sizes and styles.
玩牌的方法多種多樣。
還能這樣說：
There are various ways of playing cards.
You can play cards with various methods.
應用解析：
give the cut direct 故意不理睬（某人）；
size down 從大到小排列