Ffff
n. 飞行符（梦幻西游）；“土”字的五笔编码
🗣️ 情景例句
Uh-oh.
啊哈。
Have you found a job yet?
你找到工作了吗？
Although mankind has undergone no general improvement in intelligence or morality, it has made extraordinary progress in the accumulation of knowledge.
虽然人类有智力和道德上没有得到普遍提高，但在知识积累方面却取得了巨大的进步。