Phototubes
(phototube 的复数) n. 光电管\\n[医] 光电管
🗣️ 情景例句
Harvey, how are you?
你好吗，Harvey？
I know the boy whose father is a college president.
我知道那个男孩的父亲是大学校长。
What are you doing? he asked.
“你在做什么？”他问道。