Sputum
n. 唾液, 痰
✅ 同义词
📖 牛津释义
sputum
n[U]
(fml or medical 文或医) liquid and mucus coughed up from the throat or lungs (esp as used to diagnose some diseases); saliva or spittle 痰（尤指可作诊断依据的）; 唾液; 口水.
🗣️ 情景例句
In the section on culture,
在文化这部分，
To make a model airplane
制造飞机模型
No, let me pay this time.
不，这次由我付。