黑箱子 hēixiāngzi black box Origin Definitions Defs Strokes Stroke Words Sentences Sents 黑 hēi adjective black the color of coal or ink; opposite of 白 bái箱 xiāng noun container a box-like object or container for a specific purpose子 zi affix noun suffix [suffix] used to form nouns from noun, verb, or adjective roots