Ignosterol
麦角甾二烯醇
🗣️ 情景例句
Thanks. Excuse me.
谢谢。失陪一下。
How long will your offer hold good?
一般你们报盘的有效期是多长？
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。