Betabacterium
异型乳酸杆菌
🗣️ 情景例句
78 percent of black high-school graduates are unemployed.
百分之四十八的黑人高中毕业生失业。
Mrs. Hughs, this is Peter Brown.
休斯太太，这是彼得i布郎。
Would you like one of these mooncakes?
你要不要吃个月饼？