Quadratron
热阴极四极管
🗣️ 情景例句
The company is Craft and Craft,
这家公司叫Craft and Craft，
Would you be so kind as to open this window for me? It's stuck.
你能为我打开这扇窗户吗？ 它粘住了。
Don't give me that！
少来这套！