Dihydroneopterin
二氢新蝶呤
🗣️ 情景例句
We were all sorry when we heard that your brother had had an accident.
我对你弟弟的意外感到遗憾。
It's quite an intersive few days.
那几天可真紧张。
Yes. Ashland is a small town about eight kilometres from the city of Richmond.
对。阿什兰德是一个距里士满市大约8公里的小镇。