Meaning of zhǐ:
zhǐ
纸
Noun
variant of 紙|纸[zhi3]; paper (CL:張|张[zhang1],沓[da2])
Wǒ shǐyòng yī zhāng gānjìng de zhǐ xiě xìn.
我使用一张干净的纸写信。
I used a clean piece of paper to write a letter.
Wǒ xūyào yī zhāng bái zhǐ lái huà tú.
我需要一张白纸来画图。
I need a sheet of white paper to draw.
Measure Word
classifier for documents, letters etc
Lǎoshī gěi le wǒ yī zhāng zuòyè zhǐ.
老师给了我一张作业纸。
The teacher gave me a sheet of assignment paper.