寄生虫

jì shēng chóng parasite; drone

检测

jiǎn cè to detect; to test; detection; sensing

在

zài (located) at; (to be) in; to exist; in the middle of doing sth; (indicating an action in progress)

医院

yī yuàn hospital; CL:所[suo3],家[jia1],座[zuo4]

哪

nǎ how; which

na (particle equivalent to 啊 after noun ending in -n)

něi which? (interrogative, followed by classifier or numeral-classifier)

一

yī one; 1; single; a (article); as soon as; entire; whole; all; throughout; "one" radical in Chinese characters (Kangxi radical 1); also pr. [yao1] for greater clarity when spelling out numbers digit by digit

科

kē branch of study; administrative section; division; field; branch; stage directions; family (taxonomy); rules; laws; to mete out (punishment); to levy (taxes etc); to fine sb; CL:個|个[ge4]

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