Duotriode
[电] 双极
🗣️ 情景例句
Oh, beautiful as ever, Lillian.
噢 ，还像以前一样漂亮， Lillian。
What's your favorite sport?
你最喜欢什么活动？
He waved desperately to his companion, who had been water skiing for the last fifteen minutes.
他绝望地向他的伙伴挥手，他的伙伴在过去的15分钟里一直在滑水。