【正文】
th 與 …有關(guān),聯(lián)系起來 ?eg: Whisky is usually associated with Scotland. The shape of a heart is used to mean love. ? be used to 被用來做 ? 本句中 use用于被動(dòng)語態(tài) ,其中 to是不定式, to mean love 為不定式做狀語 ?eg:This kind of brush is used to clean the window. ? to做介詞時(shí)還可以譯為“ 習(xí)慣于 …” ? eg:You should be used to eating noodles. How many colors are there in the word? ?256X256X256=16777216種(光源色) RGB各 256色 ?三原色: red green