Daltonn.
英 'dɔːlt(ə)n | 美
中文n. 道尔顿（英国化学家、物理学家）
词根词源
Daltonin reference to a system of school education designed by Helen Parkhurst, 1920, from Dalton, Massachusetts, U.S., where it was first adopted. For Daltonism see color blindness.
关键词