Mother of vinegar
[化] 醋母\\n[医] 醋母, 醋酸杆菌, 醋母杆菌
🧩 词语组成解析
mother
['mʌðɚ]
n. 母亲，妈妈;女修道院院长;大娘;
vt. 像母亲般地照顾;养育;溺爱;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
we need to put together volunteers
我们需要募集义工
Track 4 at 9:30.
9点30分，4轨道的车。
It was impossible for the Ombudsman to take action,
司法特派员难以处理。