The boy wanted to be a signalman on the railway, but could not be a accepted for the post as he was colour blind and could not tell read from green.
The boy wanted to be a signalman on the railway, but could not be a accepted for the post as he was colour blind and could not tell read from green.
这个男孩想在铁路当名信号员，但是没有录取因为他患有色盲，分不清红色和绿色。