Jackson's safety triangle
[医] 杰克逊氏安全三角
🧩 词语组成解析
🗣️ 情景例句
Hello, nice to meet you. By the way, nice shoes you have.
你好，很高兴见到你。 顺便提一下， 你的鞋子很漂亮。
In college I majored in philosophy, What was your major?
大学时我主修哲学，你主修什么呢？
Once a year, a race is held for old cars.
旧式汽车的比赛每年举行一次。