Mecocyanin
龙胆二糖菁苷(色素)
🗣️ 情景例句
He was my roommate in college.
他是我大学时的室友。
I worked at the coffee shop last night.
我昨晚在咖啡厅工作。
Because of this, we kept looking back, wondering if we were leaving a trail of oil and petrol behind us.
因此，我们不时地掉过头，怀疑车后是否留下了机油和汽油的痕迹。