Oaa
abbr. oxaloacetic acid 酰基乙酸
🗣️ 情景例句
I'd like to leave a message for him, if you don't mind.
你若不介意的话，我想留话给他。
Don't worry! It's nothing.
不要紧，没什么事。
We've already had a big demand for this product.
这种产品我们已有很大的需要求量。