A lot of stores are having BOGO sales right now! Let's go shopping! 我邀请大家今天跟我一起去”shopping”, 为什么会是今天呢? 因为…
Promotion: n. 促销
They're doing a big promotion for their new detergent. 他们正在为他们的新款洗衣粉大做促销行动。
Bargain: n. 特价商品
Many shops have bargain sale during the slack season. 很多商店在淡季，进行大减价销售。
This knitwear is a good bargain at only Yuan 50. 这件针织衫是特价, 只卖50元.
Half off/50% off 卖半价，打五折
Should I get these jeans? They're 50% off! 你觉得我应该买这条牛仔裤吗？打五折！
When does your half-off sale start? 什么时候开始打对折?
BOGO = Buy One Get One; 买一送一
A lot of stores are having BOGO sales right now! Let's go shopping! 很多商店现在都在推出买一送一的大减价！我们去逛街吧！
These shirts are two-for-one, I think I’m gonna get a couple. 这种衬衫买一送一, 我想多买几件.
Discount: n. 折扣
These scarves are sold at a discount of 10%. 这些围巾打九折出售.
We give 10 percent discount for cash. 现金付款，我们九折优惠。
Coupon: 折价券， 优惠劵
This coupon is transferable but not cashable. 此券优惠可转让他人使用但不能兑换现金。
I have a coupon for $25 off of my next purchase within 3 months. 我有张折价券, 3个月内消费可抵现金25美元.
These lipsticks, eyebrow pencils and the mascara are bargains, they’re 80% off, and the massage cream is two-for-one, I also have some coupons from my last purchase from this shop, I’m wondering if they’re available for these bargains. (这些口红, 眉笔, 睫毛膏都是特价商品，降价80%， 这种按摩膏买一送一， 我上次从这家商店购物还送了些优惠劵，不知道能不能用在这些特价品上。)