Wingel
氢氧化铝、氢氧化镁混合物
🗣️ 情景例句
And I want you to meet the people in the art department.
我也希望你与美编部的人见见面。
This lady is a rent collector.
这位女士是收租人。
the graphic record shows three waves arriving one after the other at short intervals.
曲线纪录就能显示出前后相间的这3种地震波。