Vanadium catalyst
[化] 钒催化剂
🧩 词语组成解析
n. 钒\\n[化] 钒V
🗣️ 情景例句
What kind of person do you think you are?
你觉得你是那种人？
Do I need to be hospitalized?
我需要住院吗？
He told me not to bring you anything.
他吩咐我不要给你带什么东西。