“察言觀色”，漢語成語，字面意思是“carefully weigh up a person’s words and closely watch his/her facial expressions”，指觀察言語臉色來揣摩對方的心意。可以翻譯爲“watch a person’s every mood或read somebody’s face”。
例句：
她善於察言觀色，能領會經理的心思。
She is good at gauging people's mind, and so she understands the manager's every mood and thoughts.