| 释义 |
re-ˈradiate, v.
Also reradiate.
[re- 5 a.]
trans. To radiate again (what has been absorbed or received). Also absol.
1913F. W. Raynes Heating Systems xv. 184 The arrangement and grouping of the heating surfaces affect the radiant heat transmitted, in that a more or less percentage is rendered ineffective through being simply re-radiated from surface to surface. 1928Daily Tel. 10 Jan. 16 A short-wave receiver of a sensitive type which will not re-radiate, and so interfere with neighbouring receivers. 1942J. D. Stranathan Particles Mod. Physics. vi. 255 Electrons of the scattering material are supposed to be set into vibration by the varying electric field. These..are then supposed to re-radiate the energy in all directions. This re-radiated energy represents the scattered X-rays. 1952Archit. Rev. CXI. 18/2 Any type of screen will itself be heated by the sunshine falling upon it, and will re-radiate this heat into the building. 1976Sci. Amer. Sept. 75/3 The earth intercepts a vast amount of solar energy... About 60 percent is reflected without interacting further and most of the remainder is absorbed by the atmosphere or by oceans and landmasses and is promptly reradiated as heat.
Hence re-ˈradiated ppl. a.
1942[see above]. 1974Harvey & Bohlman Stereo F.M. Radio Handbk. vii. 155 This reradiated signal is picked up by the dipole. 1978R. V. Jones Most Secret War xxi. 175 We could in principle re-radiate this already re-radiated signal back to the aircraft. |