她作呕地转开视线，他却把扔过来一串烤肉，正好砸中她的大腿，然后落在大街上，那串半熟的烤肉在她腿上留下一片油和血混合的污渍。

It struck her on the leg and tumbled to the street, and the half-cooked meat left a smear of grease and blood down her thigh.

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生物表面活性剂的检测方法主要有：液滴坍塌法、排油圈法和血平板法。

There are three main methods, drop collapse, oil spreading, and blood agar lysis, to detect biosurfactant production.

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方法：富集培养、血平板分离、摇瓶培养和排油圈测定。

Method: Based on enrichment culture, blood plate separation, the flask culture and exclusive circle of methods such as oil.

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