Ooporphyrin
蛋壳色素, 蛋壳卟啉
🗣️ 情景例句
And, Mrs. Stewart, are you working?
嗯， Stewart太太， 你有工作吗？
We hope this will be a good start for profitable business relations and assure you that your offer will receive our careful consideration.
希望这将是我们互利商业往来的良好开端。我们保证将对贵方的报价予以认真的考虑。
The idea that modern art can only be seen in museums is mistaken.
那种认为现代艺术只能在博物馆里才能看到的观点是错误的。