Pogonology
n. 胡须研究,须学,须学论文
🗣️ 情景例句
Yes, I use it fairly often.
有，我常用。
Knowledge comes from experience alone.
知识来自经验。
It marked the end of the great tradition of ships with sails and the beginning of a new era.
它标志着帆船伟大传统的结束与一个新纪元的开始。