leucoscope的翻译，读音
英/'lju:kә,skәup/
释义：
光学高温计
n. An instrument, devised by Professor Helmholtz, for
testing the color perception of the eye, or for comparing different
lights, as to their constituent colors or their relative whiteness.
n. An instrument, devised by Professor Helmholtz, for
testing the color perception of the eye, or for comparing different
lights, as to their constituent colors or their relative whiteness.