1、be made from“由…构成、制成成,被制成的东不出原材料,像纸是由木成这就看不 如:the ** ** made from the wood. 2、be made of“构成”,能看出原材料,像桌子由木头制成,刀子由铁或金属制成,很明显看出原材料,如: ①the desk ** made of wood. ②the knife ** made of metal. 3、be used f...
be beneficial for是错误的。be beneficial to 读音:英[bi ˌbenɪˈfɪʃl tu]美[bi ˌbenɪˈfɪʃl tu] 释义:有益于。语法:be beneficial to是固定搭配,beneficial的基本意思是“有益的,有利的”,可指有利于财政方面的富足,更常指有利于精神或身体健康。例句: i hope your holiday...
be made of,.制成且材料不发生变化 chair ** made of wood椅木做的(没发生化学变化 be made up of,由.组成 china ** made up of many provinces中很多成be made from,由.制成,材料发生了化学变化 ** ** made of wood纸是木做的(发生了化学变化)