 | [單色的] having only one color; viewing only one color, total color blindness |
 | [平息,安撫] make less rigid or softer; calm in temper or feeling |
 | [記憶的] assisting, or intended to assist the memory |
 | [控制,調製到標準,調製(信號)] tone down in intensity; regulate; change from one key to another |