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起重要作用...

play an important role的音標(biāo)：...

They also play an important role in immune reactions.它們?cè)诿庖叻磻?yīng)中也起著重要的作用.Nonbiological degradation processes play an important role in the dissipation of many pesticides in soil.非生物降解過(guò)程在消除土壤中的許多農(nóng)藥方面起著重要的作用.Variational princ...