Caerulomycin
青蓝霉素
🗣️ 情景例句
He studied harder to improve his English.
他更加努力提高英语水平。
This is our official offer for each item, CIF Shanghai.
这是我方对每项产品的CIF上海的正式报价。
He was in car number fifteen.Five other cars were just behind him.
他在第15号车里，其他5辆汽车跟在他后面。