Ergostane
麦角甾烷
🗣️ 情景例句
Give my best to your parents.
替我向你父母问好。
Friendship multiplies joys and divides griefs.
友谊可以增添欢乐，可以分担忧愁。
Ever since, people have had difficulty in deciding whether the craft should be ranged among ships,
自那以后，人们很难决定是否应该将这种运载工具列为轮船、