1. vary ['vɛəri]vt.&vi 多样化
1) vt. 改变；变化
You can vary the speed of you driving at will. 你可以随意变化驾车速度。
Could you vary the pattern a bit? It looks boring. 你能变一下图案吗？这看起来有些单调。
2) vi. 变化
These skirts vary in color and size. 这些裙子的颜色和大小都不一样。
2. typical ['tipikəl]a.典型的
This is typical of Lu Xun. 这是典型的鲁迅风格。
He is not a typical Canadian. 他不像一个典型的加拿大人。
3. observe [əb'zə:v]v.
1) vt. 遵守
They faithfully observed the rules. 他们忠实地遵守规则。
2) vt.观察
The police have been observing his movements. 警方一直监视着他的一举一动。
3) vt. 庆祝
People observe Labor Day on the first Monday in September in Canada and the U.S.. 在加拿大和美国，9月的第一个星期一是劳动节。
4. moderate ['mɔdəreit]a.适度的
He has an apartment of moderate size. 他的公寓大小适中。
Mu husband usually speaks at a moderate speed. 我丈夫通常说话慢声慢气。
5. odors ['bud]n.气味
1) n.气味
Did you smell the unpleasant odor in the air? 你闻到空气中难闻的气味了吗？
Dead flies send off an evil odor. 死苍蝇散发恶臭。
2) n. 名声
He fell into bad odor after his affair with that lady was unearthed. 自他和那女人的绯闻曝光后，他名声败坏。
6. minimize ['minimize]v. 减到最少
Why not minimize its difficulty by leaving out all those charts in your thesis? 为什么不把论文里的图表去掉，减少自己的困难呢？
She is so humble that she has minimized her own contributions. 她很谦虚，把自己的重大贡献缩小化。
7. turn on [tə:n ɔn]vt.
1) vt. 打开电源/水龙
It is getting dark. Please turn the light on for me. 天要黑了, 请把灯给我打开。
2) vt.&vi.让某人感兴趣
Jazz makes me crazy but has never really turned my brother on. 爵士乐让我疯狂，但从未让我哥哥真正产生过兴趣。
Many young people are taking drugs to turn on. 许多年轻人吸毒寻求刺激。
8. garbage ['gɑ:bidʒ]n. 垃圾；废话/品格不好的人
This is a garbage can; leave your waste here. 这是垃圾桶；把你不要的东西丢进来。
Don’t talk such garbage! 别说那么多废话！
9. plastic ['plastic]a.&n.
1) a. 塑料的；人造的
These plastic flowers are as beautiful as the natural ones. 这些塑料花和真花一样美。
2) n. 塑料
These spoons are made of plastic. 这些汤匙是塑料制的。
10. remove [ri'mu:v]vt.
1) vt. 消除, 除去
He removed the mud from his shoes. 他除掉鞋上的泥。
2) vt. 免职；开除
They removed him from his position. 他们把他从这个职位上撤了。
3) vi. 搬迁
His company has been removed from Calgary. 他的公司从卡尔加里迁走了。
11. regularly ['regjuləli]ad. 定期地；经常地
This businessman regularly travels to the U.S. 这个生意人经常去美国。
Learn to check the engine oil level regularly. 要学会定期检查发动机的油量。
12. designate ['designee]vt. 指定, 选派, 标明
The idiot was designated as the successor to the crown. 这个白痴被钦命为王位继承人。
The town has been designated a development area. 该城市已被定为开发区。
13. litter ['litə]vt.&n.
1) vivo. 乱丢垃圾，垃圾
You will be fined if you litter on the sidewalk. 如果你在人行道上丢垃圾，你会被罚款。
Papers littered his desk. 他的书桌上乱七八糟地堆满了文稿。
2) n. 垃圾；废物
The streets were full of litter. 街道上满是乱扔的废纸。
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