New words：
nutrition /njuˈtrɪʃn/ n. 营养；营养学(不可数)nutritious /njuˈtrɪʃəs/ adj. 有营养的；营养丰富的；滋补的
必记高频搭配
balanced nutrition 均衡的营养
We need balanced nutrition to keep healthy.lack nutrition 缺乏营养
Many children in poor areas lack nutrition.nutritious and healthy 营养又健康
Fresh vegetables are nutritious and healthyhighly nutritious 营养价值很高的
Nuts are highly nutritious for our brain.
New words：
nutrient [ˈnutriənt] n.养分；营养剂；营养素；营养物；
详细词源拆解：
nutri = 滋养、营养（来自拉丁语 nutrire = 喂养、滋养）
-ent = 名词 / 形容词后缀
逻辑：滋养身体的东西 → 营养物质；养分
词汇家族：
nutrient（养分）→ nutrition（营养）→ nutritious（有营养的）
必记高频搭配
essential nutrients 必需营养素
Our body needs manyessentialnutrientsto keep healthy.
absorb nutrients 吸收养分
Plants absorb nutrients from the soil.nutrient-rich 富含营养的
Fruits and vegetables are nutrient-rich foods.provide nutrients 提供营养
Eggs provide important nutrients for our growth.soil nutrients 土壤养分
Fertilizer can add nutrients to the soil.essential [ɪˈsenʃ(ə)l] adj.完全必要的；必不可少的；极其重要的；基本的；必需的
New words：
absorbent [əbˈzɔrbənt] adj.能吸收的；有吸收力的
必记高频搭配
absorbent material 吸水性材料
Cotton is a good absorbent material.absorbent cloth/towel 吸水布 / 毛巾
Please use an absorbent towel to dry the dishes.highly absorbent 吸水性极强的
This paper towel is highly absorbent.这种纸巾吸水性极强。
New words：
absorption /əbˈzɔːpʃn/ n.吸收（液体、光、热、养分、知识等）;专注；全神贯注 不可数
必记高频搭配
absorption of water/nutrients 水分 / 营养的吸收
Theabsorptionofnutrientshelps our body grow strong
absorption of light/heat 光 / 热的吸收
Dark colors help the absorption of heat in cold weather.absorption of knowledge 知识的吸收
Reading is good for the absorption of new knowledge.complete absorption in… 全神贯注于……
He read with complete absorption in the story.nutrient [ˈnutriənt] n.养分；营养剂；营养素；营养物；
New words：
absorbed [əbˈzɔrbd]
v.absorb的过去式和过去分词
adj.全神贯注；专心致志；被…吸引住
必记高频搭配
be absorbed in… 全神贯注于……；专心于……
He is absorbed in his homework.be absorbed in reading/studying 专心阅读 / 学习
She is absorbed in reading a novel.look absorbed 看起来很专注
The students all look absorbed in class.so absorbed that… 如此专注以至于……
He was so absorbed that he forgot to eat dinner.