Fis
abbr. 家庭收入补贴（Family Income Supplement）
🗣️ 情景例句
What's your problem, Mike?
你现在问题在哪 ，Mike？
He keeps on studying ecology.
他不断攻读生态学。
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。