Salitrite
榍石霓辉岩
🗣️ 情景例句
Don't worry, be happy.
别担心，开心点。
May I ask you how old you are?
我能问你多大了吗？
The slope averages about 1 in 30, but contains steep,
坡度平均约为1/30，但其中包括陡峭的，