Oaa
abbr. oxaloacetic acid 酰基乙酸
🗣️ 情景例句
And, Mrs. Stewart, are you working?
嗯， Stewart太太， 你有工作吗？
God never shuts one door but he opens another.
天无绝人之路。
She loves her work because she loves books.
她热爱自己的工作，因为她喜爱图书。