书架上最胖的书是一本词典。

The fattest book on the shelf is a dictionary.

我在去外国旅行时总是带着一本词典。

I always carry a dic when I travel to a foreign country.

我需要一本词典来查找这个单词的意思。

I need a dictionary to look up the meaning of this word.

她总是在桌上放一本词典以便快速查阅。

She always keeps a lexicon on her desk for quick reference.

我总是把一本词典放在桌上以便快速查阅。

I always keep a dictionary on my desk for quick reference.

我总是在桌子上放一本词典以便快速查阅。

I always keep a wordbook on my desk for quick reference.

我买了一本词典来帮助我更好地理解斯洛文尼亚语。

I bought a dictionary to help me understand Slovene better.

你想要哪一本词典?。

Which dictionary do you prefer?

老师的讲桌上有一本词典。

There is a dictionary on teacher's table.

你再给她买一本词典好吗?。

Will you buy another dictionary for her?