Saticon
塞蒂康视象管, 硒砷碲视象管
🗣️ 情景例句
Mom, that would be terrific!
那太棒了，妈！
I'm sleeping upstairs.
我在楼上睡觉。
They were expecting a valuable parcel of diamonds from South Africa.
他们正期待从南非来的一个装着钻石的贵重包裹。