英语词汇marginal activity的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	marginal activity
释义	marginal activity 英?[?mɑ:d?in?l ?k?tiviti] 美?[?mɑrd??n?l ?k?t?v?ti] 释义收支勉强平衡的营业活动
随便看	substrate adhesion molecule substrate alkali-halide substrate amplification system substrate analogue substrate bias substrate bias effect of MOSFET substrate biasing substrate-binding substrate-binding site substrate binding site substrate binding strand substrate breeders substrate channeling substrate-coated L1 substrate coating substrate competition substrate concentration substrate constant substrate constant(Ks) substrate contact region substrate conversion substrate conversion efficiency substrate cooperation substrate cracking substrate crystallinity

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