1.
The article is moving well [is slow to move].

这种商品很畅销 [不畅销] 。
2.
a best-selling novel, author, series

畅销的小说、 畅销书的作者、 畅销的丛书.
3.
Why Are Bestsellers Best selling--On the Bestsellers’ Composing Main Factors;

畅销书何以畅销——畅销书构成要素刍议
4.
Is the way/passage free?

道路[通道]畅通吗?
5.
open-flow potentia

(指石油)畅喷产量
6.
with fluency

流畅地, 滔滔不绝
7.
To free(the bowels)from constipation.

使(肠)通畅使(肠)便秘变得通畅
8.
This book is a best seller.

这本书是一种畅销的书。
9.
a highly marketable newproduct

应可畅销的新产品.
10.
Your book is quite popular.

你写的书相当畅销。
11.
Our products sell very well.

我们的产品非常畅销。
12.
This product has Been selling like hot cakes.

这个产品一直畅销。
13.
Let' s speak freely !

让我们畅所欲言吧!
14.
Now let's speak freely.

现在请大家畅所欲言
15.
His breathing had become freer.

他的呼吸舒畅多了。
16.
They imBiBed freely of champagne.

他们开怀畅饮香槟酒。
17.
His records are always in demand.

他的唱片一直很畅销。
18.
We settled to a very pleasant chat.

我们坐下畅谈起来。