“数量较小”例句

单词 数量较小
例句 DEFINITIVE EXAMPLES 权威例句〔pacifarin〕Any of various bacterial products that, introduced in small amounts, protect an organism from an infection or a disease without killing the infectious agent.抑菌剂:任一种细菌产物,数量较小,在不杀死传染作用物的情况下保护微生物不受传染或疾病侵扰美国传统

 

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