Spit negative
[医] 痰结核菌阴性
🧩 词语组成解析
spit
[spɪt]
vt. 吐，吐出;
n. 唾沫;口水;烤肉叉;
vi. 吐痰，吐口水;发出劈啪声;
negative
['nɛɡətɪv]
adj. 消极的，否认的;[数]负的;[心]反抗性的;无预期结果的;
n. 否定词语;否定的观点;消极性;[摄]底片;
vt. 否定;拒绝;
negat否认+ive形容词后缀 → 否认的；n. 底片
🗣️ 情景例句
How long will you keep the car?
这车你要用多久？
I don't know what I should have done without your help.
要不是您的帮助，我真不知道该怎么办。
All the biscuits that were sent were carefully weighed.
凡送来的饼干都仔细地称量。