Varisymbol
变符板, 直流等离子体板
🗣️ 情景例句
Could you please say it again?
你能重复一下吗？
He hears a nice tune. Now, he is listening to it.
他听到了美妙的旋律。现在，他在倾耳聆听。
and the profits from the exhibition were used to build museums and colleges.
博览会的赢利用来建造博物馆和高等学校。