DAY 21 optical/ｐｔｉｋl/ a.The invention of lenses is based on optical conception. 猜一猜 A. 关系的B. 光学的 C. 复合的D. 复古的 翻译 眼镜的发明是基光学原理。 paint/ｐｅｉｎｔ/ n.The paint comes off after being exposed to sunshine for a long time. 猜一猜 A. 颜色B. 图案C. 油漆D. 墨水 翻译 油漆经长期日晒褪色了。 词义扩展 v. ① 油漆来源：www.examda.com We paint the scratching on the wall out. 我们用油漆涂去墙上乱画的东西。 ② 涂，涂漆The door was painted green, which made me very comfortable. 门被漆成绿色，上去很舒服。 ③ 画He is a man full of art talent and paints well. 很有艺术天赋，画画得很好。 ④ 描绘，描述He is not as blank as he is painted. 他不像人所说的那么坏。 painting/ｐｅｉｎｔｉ/ n. The process of painting cant be too careful. 猜一猜 A. 着色B. 绘画C. 雕刻D. 表演 翻译 着色过程怎么细心都不过分。来源：www.examda.com 词义扩展 n. ① 绘画People are most impressed by his painting skill. 他的绘画技巧炉火纯青，人们极为钦佩。 ② 油画His paintings are beyond comparison. 他的油画无与伦比。 ③ 画法The painting of this picture is quite unique, and we cant see it somewhere else. 这幅画的画法相当独特，在其他地方是看不到的。 other// a.There are some other people waiting for you outside. 猜一猜 A. 顽皮的B. 复合的来源：www.examda.com C. 其他的D. 寄托的 翻译 还有其他一些人在外等着你。 词义扩展 pron. 别的东西,别人 This dictionary is mine, and the other is Andrews. 这一本典是我的，另一本是安真的。 词 组 every other 每隔一个的I don’t see him every day, but every other day. 我并不是每天见他，而是每隔一天见一次。 other than 不同于What he said is quite other than yours. 他说的跟你说的完全不同。 otherwise/ｗａｉｚ/ ad.He suggested me going there by plane, but I decided otherwise. 猜一猜 A. 想别的B. 用别的方法 C. 执行其他D. 贯彻 翻译 他建议我坐飞机去那，但是我决定乘别的。 词义扩展 ad. 其他方面The house is small, but otherwise is cozy. 这房子很小，但其他方面都很舒适。 conj. 要不然，否则Youd better get up early tomorrow morning, otherwise you will be late for the train. 你明早最好早起，否则就赶不上火车了。 life/ｌａｉf/ n.It is aid that the cursed cave has already claimed many lives.猜一猜 A. 眼睛B. 信心C. 生命D. 双腿 翻译 据说这个受诅咒的山洞已夺去了许多人的生命。 词义扩展 n. ① 生物Can you tell me whether there is life on moon? 你能告诉我月球上有没有生物？ ② 一生，生涯I cant expect to have a fresh young plant like you by my side all my life. 我不能指望像你这样一棵稚嫩的小树一辈子陪在我身边。③ 生活，生计He earned his life by begging. 他以乞讨为生。