Prodag
半胶态石墨悬浮液
🗣️ 情景例句
How long do you intend to stay?
你打算在这儿呆多久？
No root,no fruit.
无根就无果。
The officer in the control tower was very angry when he heard the news,
控制塔上的官员得知这一消息后，非常气愤，