flattening-out

She flattened out the crumpled letter on the desk.

她写字台上把皱巴巴的信展平。

The wrinkled silk will flatten out again if you iron it.

皱的绸子，你如果熨一下，可以变平的。

Martin flattened a book out in front of him.

马丁前摊开一本书。

After Oxford the countryside flattens out.

过牛津以远乡村逐渐平。

The hills flatten out here.

这变得平。

When the sample is placed inside, the special gusseted bottom flattens out, allowing the bag to stand up on its own.

当样本放，特别插角使袋子底部变平，袋子便直立。

And at the other end, lay one in short – and the point is over, Federer able to flatten it out, or lace it with topspin, the ball exceptionally heavy and often unreturnable.

另一方，费德勒时常能一击致命，这于他能够击出平击球或者上旋球，球势格外的沉，令人难以回防。