Phenothalin
酚酞
🗣️ 情景例句
Do you want a state-of-the-art machine?
你想要台配置最好的机器吗？
Since we are likely to place sizable orders regularly we hope that you will make some special concessions.
由于我方将定期大批量订购，希望贵方作出一些特殊的让步。
Nobody! She taught herself.
没有人（教）！她是自学的。