Examples
zhé xué哲学bú不shì是shū miàn书面shàng上de的xué wèn学问，ér shì而是yì一zhǒng种shēng huó生活de的fāng shì方式。
哲学不是书面上的学问，而是一种生活的方式。
Philosophy is not a written subject, but a way of life.
口语比书面语更贴近生活。
Spoken language is closer to life than written language.
其实，书面语我搞得相当好，但是口语中，我经常会记不起来某个字的音调。
I'm actually relatively good at written language, but with spoken language I often can't remember the tone on some word.