be on

v.appear in a show, on T.V. or radio

同义词：get on

Should spam be on the menu?
Dependence of the decay rate of 7 Be on chemical forms
Student reading of assigned articles: Will this be on the test?
Cost profiles: should the focus be on individual physicians or physician groups?
Be on the lookout. (The Briefing Room).(the Pentagon says there is no sign that Iraqis have posed as journalists)(Brief Article)
Closing fistulas in Crohn's disease--should the accent be on maintenance or safety?
Effect of addition of Be on glass-forming ability, plasticity and structural change in Cu–Zr bulk metallic glasses
Core excitation in the elastic scattering and breakup of $^{11}$Be on protons
Effects of distortion of the intercluster motion in (2)H, (3)He, (3)H, (6)Li, and (9)Be on Trojan horse applications
The characterization of the growth of sub-monolayer coverages of Si and Be on GaAs(001)-c(4×4) & (2×4)-β by reflectance anisotrop...