B-cells
(b-cell 的复数) [医][=bone marrow derived cell]b细胞（骨髓产生细胞）
🧩 词语组成解析
n. 细胞；牢房；小屋；单元格（cell的复数）
🗣️ 情景例句
And you didn't exercise?
你没有参加健身操？
Do you want to airmail it or not?
你想发航空信吗？
It is only 380,000 kilometres away, and it has been visited by man already.
已经有人到过月球旅行了。