placement: “lower abdomen height”
A common mechanism of inhibition of the essential lipid II flippase MurJ by three distinct phage-encoded single-gene lysis proteins provides insights into potential new targets for antimicrobial development.
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输入：num = "1432219", k = 3
Dora入行不久，却深知自己与“老虎”之间的差距。“她们有那个，（胸部）很大，我就不行，身材不好。她们一看到客人就抱过去，我都不会呀！”
（作者单位：北京大学考古文博学院）