Simplified stroke orders are based on the 'Standard of National Commonly-used Mandarin Chinese Characters (现代汉语通用字笔顺规范)', issued by the China National Language and Character Working Committee (国家语言文字工作委员会) on April 7th 1997. Traditional stroke orders are based on information issued by the Taiwan Ministry of Education.
fēng bì de huán jìng shǐ dé fēng fù de zī yuán wú fǎ kāi fā lì yòng .
phr. The closed environment made it impossible to explore the affluent resources.