Porphyroid
n. [地]残斑岩
🗣️ 情景例句
He is in conference right now.
他现在在开会。
Wisdom is a good purchase though we pay dear for it .
为了求知识，代价虽高也值得。
Excuse me. Are the hourse-drawn streetcars free?
对不起，这些马车是免费乘坐的吗？