求初一英语作文（关于介绍身体部位的,50字左右）

1个回答

汉文：水对我们的生命起着重要的作用 ,它是生命的源泉,是人类赖以生存和发展的不可缺少的最重要的物质资源之一.人的生命一刻也离不开水,水是人生命需要最主要的物质. 而对人体而言的生理功能是多方面,而体内发生的一切化学反应都是在介质水中进行,没有水,养料不能被吸收；氧气不能运到所需部位；养料和激素也不能到达它的作用部位；废物不能排除,新陈代谢将停止,人将死亡.因此,水对人的生命是最重要的物质. 在现代工业中,没有一个工业部门是不用水的.也没有一项工业不和水直接或间接发生关系.更多的工业是利用水来冷却设备或产品,例如钢铁厂等.水还常常用来作为洗涤剂,如漂洗原料或产品,清洗设备或地面,每个工厂都要利用水的各种作用来维护正常生产,几乎每一个生产环节都有水的参与. 英文：The water is playing the vital role to our life, it is the life fountainhead, is the humanity is livelihood and one of development essential most important physical resources. A human's life quarter leaves the boiling water, the water is also not the person life needs the most main material. but speaking of the human body the physiological function is various, but in vivo occurs all chemical reaction is carries on the medium water, does not have the water, the nourishment not to be able to absorb; The oxygen cannot transport needs the spot; The nourishment and the hormone cannot arrive at its function spot; The waste cannot remove, metabolism will stop, the human will die. Therefore, Shui Duiren the life is the most important material. in the modern industry, does not have Industry sector not water used. Also does not have an industry not direct or has the relations indirectly with the water. More industries are use the water cooling equipment or the product, for example iron and steel plant and so on. The water also frequently uses for to take the detergent, if rinse raw material either the product, the decontaminatin unit or the ground, each factory must maintain the regular production using water each kind of function, each production link has the water participation nearly.