畅销的英文：
fast seller
very marketable
sell fast
marketed widely

参考例句：

The attractive and durable household electrical appliances sell well.
美观耐用的家电用品，畅销于市。

The best-selling sweaters in the most sought-after styles.
最流行的款式，最畅销的运动衫。

This is the best-selling all-purpose camera in the most pop style this year.
这是今年最流行的款式，最畅销的万能照相机。

Best/fast selling product;(No.1 )best seller (worldwide/in China)
畅销产品

Command a ready sale
变得畅销

These goods are going off splendidly.
这些货物十分畅销。

They're selling like hot cakes.
这些都很畅销。

His records are always in demand.
他的唱片一直很畅销。

The book has been selling like hot cakes.
这本书一直很畅销。

Autumn is a lively season for the wool market.
秋天是毛织品畅销的季节。

fast是什么意思：
adj. 快速的；紧的，稳固的；不退色的；骄奢淫逸的
adv. 迅速地；紧紧地；彻底地
v. 禁食，斋戒
n. 禁食（期），斋戒（期）

This is a fast delivery.
这是一个快投球。

You cannot react fast enough to just be a fast follower.
只做一个快速跟进者不能保证反应得足够快。

He runs as fast as Paul.
他跑得和保罗一样快。

seller是什么意思：
n. 卖方；销售者，销售商；商品

The boy is a flower seller.
那个小男孩是卖花的。

The seller reduced the price for cash down.
那销售者对现款交易的顾客减价优待。

very是什么意思：
adv. 非常，很；完全
adj. 正是的，恰好的，同一的；最…的；仅仅的，唯独的，甚至于

Very, very big,or very,very many does not mean infinite.
非常非常大，非常非常多并不意味着“无穷大”。

She was very headstrong, and very together.
她非常倔强，又非常精干。

I had often been very fearful, very angry, and very isolated.
我以前经常感到非常恐惧，非常愤怒，非常孤独。