1
GMV
Gross Merchandise Volume
（一段时间内）成交总额；交易额
2
EBIT
earning before interest and taxes
息税前利润
3
grate
: a metal frame with bars across it that is used in a fireplace or to cover an opening
n.壁炉，格栅；
v.磨碎，使人烦躁
There is a fire in the grate.
4
lavish
: large in amount, or impressive, and usually costing a lot of money
adj.奢华的；铺张浪费的；
v.浪费；慷慨给予
The hotel room was lavish; that's why it was so expensive!
5
percussion
:musical instruments that you play by hitting them with your hand or iwth a stick,r example drums
n.击打乐器
Drums are the most important part of the percussion section.
6
elicit
: to get information or a reaction from somebody, often with difficulty
v.探出；诱出；引出
The kid is trying to elicit information from his mother about his birthday gift.
7
posthumous
: happening, done, or published after someone's death
adj.死后的；著作者死后出版的
The artist would never have expected that he would achieve such posthumous fame today.
8
caption
: words that are printed underneath a picture, cartoon, etc. that explain or describe it
n.(报刊的)标题；（插图、照片等的）说明文字
The caption described the photo.
这个标题描述了图片。
9
defile
: to make (somebody) dirty
v.污损，弄脏；以纵队前进
n.隘路
The factory defiled the river with sewage and waste.
工厂的污水和废物污染了河流。
10
pungent
: having a strong taste or smell
adj.刺鼻的；刺激性的
The onions are very pungent! I'll have to shut my nose.
11
ramble
: to talk about somebody/ something in a confused way, especially for a long time
vi.瞎扯；溜达
n.漫步；
vi.漫步于
He rambled on and on until everyone was bored.
他不停地胡吃海侃，查到所有人都厌烦了。
12
perturb
: to cause (someone) to be worried or upset
vt.使不安；使紊乱
The coming test perturbs the unprepared student.
13
excerpt
: a short piece of writing,music,film,etc.taken from a longer whole
n.摘录，节选
v.摘，选
I took an excerpt from his book and used it im my essay.
14
brink
: if you are on the brink of something, you are almost in a very new, dangerous or exciting situation; the extreme edge of land, for example at the top of a cliff or by a river
n.(尤指崖边)边缘
Be careful on the brink - you might fall off.
15
precipice
: a very steep side of a mountain or cliff
n.悬崖；危险的处境，灾难的边缘，濒危点
Be careful at the precipice -- you might fall off.
16
torrent
: a large amount of water moving very quickly
n.湍急，洪流，奔流
After the storm, torrents of water rushed down the river.
17
amphibian
: an animal (such as a frog or toad) that can live both on land and in water
n.两栖动物，水陆两用飞机和车辆；
adj.两栖类的，【车辆】水陆两用的，具有双重性格
Frogs are one kind of amphibian.
18
quench
: to stop a fire from burning
v.扑灭（火）；止渴
Turn on the water, quick, so I can quench this fire!
19
subside
: to become clamer or quieter
vi.平息，减弱
After the rain finally subsided, people ventured outdoors again.
在大雨减弱之后，人们再次走上街。
20
treatise
: a book, article, etc., that discusses a subject carefully and thoroughly
n.论述，论文，专著
He read a long treatise on medicine.