Coprocampesterol
粪菜油甾醇； 麦角甾醇
🗣️ 情景例句
At this hour?
在这个时候？
You've already quoted a price of $ 800 per 1,000. Is there a discount for larger orders?
你报的价是每1000个要美金800元，如大量订购有折扣吗？
That would be better.
好啊。