Bacterioprotein
[医] 细菌蛋白
🗣️ 情景例句
10 percent down and the balance at the time of shipment?
百分之十付现款，余额在装运时付清吗？
Self-distrust is the cause of most of our failure.
我们的失败多数是由于缺乏自信。
What colour are they?
什么颜色的呢？