The new stamps are now on sale at main post offices.
新邮票现在各大邮局有售。
And they are not on sale at your local department store.
它们不是你那里百货商店的销售品。
He bought a sports jacket on sale at Gowings Men's Store.
他在高英斯男装店买了一件打折的运动上衣。
Today is Mother's Day and all the jewellery is on sale at Rich's.
今天是母亲节，瑞奇店的所有首饰全部折价出售。