Qi
abbr. 质量指标（Quality Index）
🗣️ 情景例句
Where did you go to school?
你在哪儿上学？
How did you get so dirty?
你为什么弄得这么脏？
One of the things that fascinates us most about cats is the popular belief that they have nine lives.
最使我们感兴趣的一件事情就是一种通俗的信念——猫有九条命。