Pinyin: mián huā
Meaning：cotton
Sentence: Every year, tens of thousands of migrant workers flock to Xinjiang to harvest cotton, their voyage comparable to the Spring Festival travel peak.

每年，数十万的农民工涌向新疆去收获棉花，他们的行程堪比春运高峰。

More:

棉

Pinyin: mián
Meaning: cotton
Radical: 木
Stokes: 12
Traditional: 棉
Common words/Phrase:
棉袄  [mián ǎo] 【cotton-padded jacket (coat)】
棉布  [mián bù] 【cotton cloth】
棉籽  [mián zǐ]  【cottonseed】
棉絮  [mián xù]  【cotton fibre】

花

Pinyin: huā
Meaning:  flower
Radical:  艹
Stokes: 7
Traditional: 花
Common words/Phrase:
花瓣   [ huā bàn] 【petal】
花边  [huā biān] 【lace】
花茶  [huā chá] 【scented tea】
花生  [ huā shēng] 【peanut】
花旦  [zhào péng] 【a young female character type in Chinese operas】