Etiologist
n. 病因学家；病原学家；致病源学家 (etiology的变形)
🗣️ 情景例句
Yes? May I help you?
什么事？我能为您效劳吗？
I would rather stay here.
我宁愿留在这里。
I have often tried to conceive of what those pages might contain,
我常常试图想像这些纸上所写的东西，