1. Financial crimes always have the attributes of covertness, intelligence and professionalism, which are more serious in money-laundering.

2. Because its characteristics of covertness, naturalness, indirectness, it can reach a kind of imperceptible result in practice.

3. The situation of commercial bribery which boasts the features of prevalence, diversity, complexity and covertness is getting worse in China. It is still a long way ahead to effectively eradicate this.

4. Malraux's Anti-Memoirs consists of double structures of overtness and covertness.

5. The choice of position on the bus refer to covertness , territoriality, uncertain pressure, space without interruption, habitual space, dangerous space and the sense of security.

6. The literature created in the enemy-occupied areas is a specific form of the Chinese contemporary literature with multiplicity, covertness and parasitism.