Flatliner
n. 死人；没有活力的人
🗣️ 情景例句
Are you a resident of Shanghai?
你是上海市居民吗？
How much does it cost to go there by ship?
坐船到那里要花多少钱？
In the light of this statement, teachers live by selling knowledge,
根据这种说法，教师靠卖知识为生，哲学家靠卖智慧为生，