110个重点句子与重点单词详解（71～80）讲义 2024届高三英语一轮复习

110个重点句子与重点单词详解 71．The skin is an essential part of your body and is its largest organ. Your skin acts as a barrier against disease, toxins, and the sun’s rays. 皮肤是人体必不可少的一部分, 也是人体最大的器官。皮肤是一道屏障, 能阻挡疾病、毒素和太阳光线的侵入。 【单词和短语】 skin n.皮肤 essential a.重要的 organ n.器官 act as 充当 barrier n.屏障 against prep.防; 和…对抗 toxin n.毒素; 毒质 ray n.光线，射线 【单词详解】 ① skin n.皮，皮肤; （蔬菜，水果等）外皮; 毛皮 vt.剥皮，削皮; 擦破皮，擦伤 过去式: skinned;现在分词: skinning 例句： skin cancer皮肤癌 Pumpkins have hard skins and seeds in the center.南瓜有坚硬的外皮和中心的种子. ② essential adj.基本的; 必不可少的 ; 根本的 n.必需品; 基本知识 → adv. essentially本质上；本来 ③ act as 担当…， 起…的作用; 充; 充当; 为 例句： 1) Stress may act as a trigger for these illnesses.压力可能会成为引发这些疾病的原因。 2) A trained dog can act as a guide to a blind person.经过训练的狗能担任盲人的向导. 3) Alcoholic drinks act as a poison to a child.酒精饮料对小孩犹如毒药. ④against prep. 对; 违背; 针对，不利于; （法律或法规）禁止; 防; 和…对抗; 碰， 撞; 靠着; 逆向; 以…为背景; 与…相比 例句： 1) the fight against terrorism反对恐怖主义的斗争 2) We're playing against the league champions next week.下周我们要和联赛冠军队比赛。 3) We were rowing against the current.我们划船逆流而上。 4) Are you for or against the death penalty?你赞成还是反对死刑？ 5) She leaned against him...她紧靠着他。 6) A business needs insurance against risks such as fire and flood...公司需要上保险以防备火灾、洪灾等风险。 ⑤ray n.光束，光线；（热、电或其他能源的）射线；一丝，一线（希望、慰藉等） 例句： 1) x ray X光，X射线 2) a ray of hope一线希望 72．It also helps control your body temperature, prevents your body from losing too much water, warns you when things are too hot or cold, and gives you your sense of touch. 皮肤还有助于控制体温, 防止身体流失过多的水分, 在外物过热或过冷时发出警告, 并使你拥有触觉。 【单词和短语】 control v.控制 temperature n.温度 prevent...from doing 阻止做 warn v.警告 sense of ... ...的感觉 touch n.触摸 【单词详解】 ① control n.统治; 控制（力）; 克制; 管理; 限制 v.指挥; 控制; 限定; 限制 现在分词controlling；过去式controlled；过去分词controlled ② sense of ... 1) sense of humor幽默感 ; 幽默感负评价 ; 诙谐感 2) sense of community社群意识 ; 社区意识 ; 团队意识 3) Sense of Security安全感 ; 没有安全感 ; 安全期 ; 安定感 4) sense of belonging归属感 ; 归宿感 5) sense of taste味觉 6) Sense of accomplishment成就感 ; 成功感 7) sense of touch触觉 ; 触摸感 8) a sens