山谷女孩

Meaning

Refers to "m" - symbolizes being speechless, having nothing to say. Used by Cai Hanze in class group chat during online classes when arguing with Ge Mengzhou. It's the closest character to the "send" button, used online as a symbol of silence or spamming. Example: Cai Hanze spammed "m m m m..." when competing for Dragon King title (and won). Derivative: m? (expressing doubt)