他最新出版的书很可能又会成为畅销书。

His latest book is likely to be another ___bestseller.

也许你的父母可以给我带一本最新的畅销书，这些书还没有被翻译成波兰语。

Maybe your parents could bring me one of the newest ___bestsellers, which haven't been translated into Polish yet.

她的处女作很快成为了畅销书。

Her debut novel quickly became a ___bestseller.