Pyruvic
丙酮酸的
🗣️ 情景例句
I don't know,
我不知道，
You'll have to decide whether you want to pass your examinations or just have a good time.
你必须决定你是想通过考试还是好好玩一玩。
At that time, gold was discovered in California and thousands of people rushed there to look for gold.
当时有人在加利福利亚发现了黄金，于是成千上万的人涌到那里去寻找金子