Chalnicon
硒化镉视象管, 硒化镉光导摄象管
🗣️ 情景例句
He's going up the ladder pretty quickly.
他真是平步青云。
Love is sweet in the beginning,but sour in the end.
爱情先甜后来酸。
I'm very proud of you.
我为你感到自豪。