Robilinogen
中胆红原
🗣️ 情景例句
Her illness kept her in bed for a week.
她因生病而在床上躺了一星期。
How much wool did you want to order?
你要订购多少羊毛？
It's a very old castle. It is the oldest one in Britain.
这个城堡很古老，它是英国最老的了。