Propionic
[医]丙酸的
🗣️ 情景例句
They really cleaned me out.
他们把我洗劫一空。
How is it going?
情况怎么样？
Yet a great many processes depending on such research are sought for with complete secrecy until the stage at which patents can be taken out.
然而，依赖这种研究的很多工艺程序是在完全保密的情况下进行的，直到可以取得专利权的阶段为止。