Perkin's
[机] 苯氨紫
🗣️ 情景例句
Fifteen minutes! Thank you. Good-bye.
十五分钟 ！谢谢 。再见。
Would it be possible for me to have a closer look at your samples?
可以让我参观一下你们的产品陈列室吗？
Because Manhattan Island is made of solid rock, it is safe to build very tall buildings.
曼合顿岛是由坚固的岩石构成的，这使得兴建大厦非常安全。