Heptode
n. 七极真空管\\n[电] 七极管
🗣️ 情景例句
and Mrs. Montefiore has reserved the honeymoon suite for us. Montefiore
太太为我们保留了蜜月套房。
Arthur must send that letter soon.
亚瑟，你必须立刻投递那封信。
My friend, you shouldn't judge strangers always by the clothes they wear.
朋友，对于陌生人，你不应该老是凭人家的衣着来判断人。