Duodiode
[电] 双二极管
🗣️ 情景例句
Don't open the door if you don't know who it is.
如果有陌生人敲门不要开门。
Never too late to repent.
过则勿惮改。
His average speed had been 301 miles per hour.
他的平均时速实际是301英里。