sign up design 可以翻译为报名设计。sign up 是动词短语,可表示报名的意思。design 作为名词,其英文释义有①a plan or drawing produced to show the look and function or workings of a building, garment, or other object before it is built or made.eg .He has just unveiled his design for the new museum.他刚刚公布了对新博物馆的设计。②an arrangement of lines or shapes created to form a pattern or decoration.eg. pottery with a lovely blue and white design蓝白相间设计的陶瓷。可翻译为设计,图案,图样,意见,意念,心术等意思。