Plastimets
金属塑料复合材料
🗣️ 情景例句
doing a commercial.
正在做广告。
No, I only wrote her one letter this year.
是的，今年我才给她写过一封信。
Today Ellis Island is a museum, showing the roots of America's new citizens, who came from all the corners of the earth.
今天，埃利斯岛成了一座博物馆，展示着来自世界各地的美国新公民的根源。