Epidemiological investigation
[医] 流行病学调查
🧩 词语组成解析
n. (正式的)调查,研究;侦查;科学研究;学术研究;
🗣️ 情景例句
I'm sure you can, Ellen.
说的没错, Ellen。
The adventure had been planned for quite a while.
那项冒险曾经作了长期的周详计划。
The ball struck him so hard that he nearly fell into the water.
球重重地打在他身上,使他差点儿落入水中。
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