a face without any interpretable expression (as that of a good poker player)
双语例句
You need a dead-pan face to be a successful poker player. 成功地扮演一位没有表情的演员，你需要一副冷面孔。
As we approached a mirror Dr. Bledsoe stopped and composed his angry face like a sculptor, making it a bland mask. 我们走到一面镜子前，布莱索博士站住了，他象雕刻家一样，使他愤怒的脸平静了下来，把它变成了一副毫无表情的面具。
