Propaedeutics
n. 预备知识, 基本原理, 基本训练\\n[医] 初步教育, 预备教育
🗣️ 情景例句
then you've got to smile first.
你就得先笑一笑。
It takes all sorts to make a world.
万千事物，形成世界。
By this time, however, three men had come into the ring and they quickly dragged the drunk to safety.
好像连牛也在为他感到遗憾，