Graywack(e)
[化] 杂砂岩; 硬砂岩; 灰瓦克
🗣️ 情景例句
What's your idea of price?
价格如何？
Tom's been feeling blue ever since his divorce.
自离婚以来，汤姆一直很忧郁。
He opened it and saw the man from downstairs.
他打开门，看见楼下人。