How to Use "anfractuous" with Example Sentences

1. During the first half of the 20th century , there existed anfractuous and interlaced national contradictions and class contradictions as well in modern chinese society .
2. The competition of developers is more and more fury . Many developers have attention to how to evade risk in so anfractuous environment , how to get persistent development .
3. That is to say that modern conception of ownership has a social character and the right of property has an anfractuous framework especially to state ownership and collectivity ownership .