Ladd-franklin theory
[医] 莱-弗二氏学说(色觉)
🧩 词语组成解析
n. 莱德（姓）
[计] 富兰克林
🗣️ 情景例句
I retired because... I wanted to be with my family.
我退休是因为……我想和全家人在一起。
What would you like to do this weekend?
这周末你打算做什么？
I'm glad to see you again.
很高兴再次见到你。