Urecholine
乌拉胆碱
🗣️ 情景例句
Nobody. That's the problem.
没有人。这就是问题所在。
The peacock has fair feathers, but foul feet.
孔雀虽有华羽，但有贱足。
He did a lot of research and travelled around the USA looking for information about his ancestors.
他做了大量的研究，在美国跑了许多地方，了解有关祖先的情况。