Heptode
n. 七极真空管\\n[电] 七极管
🗣️ 情景例句
She was in our class.
她和我们同班。
First think,and then speak.
动口先动脑。
The contemporary phenomenon of motor-car worship is to be explained not least by the sense of independence and freedom that ownership entails.
当前崇拜汽车现象可以用与所有权相伴的独立和自由意识来解释。