B. b. b.
[医] 血脑障壁
🗣️ 情景例句
I wonder who he is.
我不知道他究竟是谁？
Is it true that manufacturing of automobiles is a major industry?
汽车生产是主要工业是真的吗？
What you said was quite true.
你所说的完全符合事实。