lucaminiya
environmentallyfriendly，environmentally形容friendly，不可加-。environment-friendly，这一整个词都是形容词。两者意思相同，前者算两个字，后者算一个字。
小丸子新
Environmental-friendly is a word used to refer(指) to goods(物品) and services which is considered to have no harm on the environment.够浅显吗？衷心地祝你进步…
优质英语培训问答知识库
