Sbf

[医][=serologic-blocking factor]血清封闭因子,血清阻断因子

🗣️ 情景例句

Where are you going, Philip?
你上哪去 Philip?
Please take your time.
请慢慢来。
He looked pale and his clothes were in a frightful state.
他面色苍白,衣服也搞得不成样子。
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