For me this plastic surgeries are like opening the box of PandoraWhat's the meaning of "opening the box of Pandora"please explain in English

For me this plastic surgeries are like opening the box of PandoraWhat's the meaning of opening the box of Pandoraplease explain in English plastic plastic plastic plastic plastic plastic plastic for me ,this is a happy t_____ Please keep this for me.翻译下 please p什么this letter for me. Let me lift this box for you. This is a plastic bottle=This bottle _ _ _ plastic This question is too complicated for meл!This question is too complicated for me谢! Thank you for you wrote this for me! Thank you for doing this for me分析句子for me 做什么成分 There is potential for timesaving in the mould design stage because a design process that is repeatable for every mould design can be standardised.This paper presents a methodology for designing the cavity layout for plastic injection moulds by contr 英语翻译The reason for these results is the 950-bar packing pressure.This high pressure was the cause of higher melting temperature and increased cooling time for plastic part.Because of this,determination of optimal melt temperature is necessary