Polyoxide
多氧化物
🗣️ 情景例句
What are your major and minor subjects?
你主修和副修什么科目？
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。
Go down this street until you reach the second traffic lights. Turn right.
顺这条街往前走，直到第2个红绿灯处。往右拐。