老师特意用简单的例子来解释这个复杂的概念。

Lǎoshī tèyì yòng jiǎndān de lìzi lái jiěshì zhè gè fùzá de gàiniàn.

The teacher deliberately used simple examples to explain this complex concept.

为了给你惊喜，我特意没有提前告诉你。

Wèile gěi nǐ jīngxǐ, wǒ tèyì méiyǒu tíqián gàosu nǐ.

To give you a surprise, I deliberately didn't tell you in advance.

他特意早点到机场来接你。

Tā tèyì zǎodiǎn dào jīchǎng lái jiē nǐ.

He specially came to the airport early to pick you up.