每日口說挑戰 【TED-Ed】心理學實驗：巴夫洛夫的古典制約 Pavlovian reactions aren't just for dogs - Benjamin N. Witts

今日挑戰句子

Consider the placebo effect, in which a pill with no active substances brings about a response similar to a pill with a substance present.

想想「安慰劑效應」，也就是說一顆沒有任何療效的藥丸，給人帶來一種似乎有療效的感覺。