retroreflective

/re-troh-ri-flek-tiv/US // ˌrɛ troʊ rɪˈflɛk tɪv //

反射性,反射性的,反射式的,反射式

Definitions

adj.形容词 adjective

1
- : of or relating to a surface, material, or device that reflects light or other radiation back to its source; reflective.