Aetiologist
n. 病因学家；病原学家；原因论学家 (aetiology的变形)
🗣️ 情景例句
That's right, sweetheart.
是的，宝贝。
Well fed, wed bred.
衣食足，知荣辱。
As the parents had five children, life was a perpetual struggle against poverty.
家里已有5个孩子，全家人常年在贫困中挣扎。