血氧含量 xuè yǎng hán liàng 🔊 blood oxygen level + Keep this word Meanings xuè yǎng hán liàng blood oxygen level Its characters 血xuèblood (CL:滴[di1])HSK 4氧yǎngoxygen (chemistry)含hánto keep in the mouthHSK 5量liángto measureHSK 4