Polyketide
聚酮化合物
🗣️ 情景例句
You do?
真的？
She won't be in until 10:45, so the earliest would be 11:00.
她要到10:45才来，所以最早也得到11点才能看。
They go to school here, too, but to a different school.
他们在中国上学，但不同校。