Online Class Notes (Nemo)

Vocabulary

velocity (n): the speed at which an object is travelling
速度；速率
Light travels at the highest achievable velocity in the universe.
光的传播速度是宇宙中物体所能达到的最高速度。
He always used high velocity lead bullets in his rifle.
他的步枪一直使用高速铅弹。

fracture (v): If something hard, such as a bone, fractures, or is fractured, it breaks or cracks.
（使）（骨头等硬物）破裂，（使）断裂，（使）折断
She fractured her skull in the accident.
她在事故中颅骨骨折。
Two of her ribs fractured when she was thrown from her horse.
她从马上摔下来，折断了两根肋骨。
A fractured pipe at a steelworks has leaked 20 tons of oil into the Severn estuary.
一家钢铁厂的管道断裂，致使20吨油泄漏，流入塞文河口。

sustain verb [T] (SUFFER)
to suffer or experience, especially damage or loss
经历，遭受（尤指破坏或损失）
She sustained multiple injuries in the accident.
她在这次事故中多处受伤。
Most buildings sustained only minimal damage in the earthquake.
在这次地震中，大多数建筑物受到的破坏都很小。
The company has sustained heavy losses this year.
公司今年遭受了严重的亏损。

plaster cast/cast (n):
a covering made of plaster of Paris that is put around part of someone’s body, forming a hard case to protect them while a broken bone repairs itself
（熟石膏制成的）石膏绷带，石膏夹

in a cast (UK also in plaster)

If a part of your body is in a cast, it has a plaster cast around it to protect it while a broken bone repairs itself.
打着石膏
My leg was in a cast for about six weeks.
我的腿打了6周左右的石膏。

swollen (adj): larger than usual
肿大的；膨胀的；大于正常的
a bruised, swollen face
青肿的脸
The stream is swollen because of the heavy rain.
天下了大雨，溪水涨了。

freestyle (n): a sports competition, especially a swimming race, in which each competitor can use any style or method they choose
（体育比赛的）自由式；（尤指）自由泳
He won the 400 metres freestyle.
他获得了400米自由泳比赛的冠军。

era (n): a period of time of which particular events or stages of development are typical
时代；年代
the Jefferson era
杰斐逊时代
a bygone (= past) era
过去的时代
the post-war era
战后年代
They had worked for peace during the long era of conflict.
在漫长的冲突不断的年代里，他们努力争取和平。

golden age (n): a period of time, sometimes imaginary, when everyone was happy, or when a particular art, business, etc. was very successful
（有时指想象中的）黄金时代，鼎盛时期
Adults often look back on their childhood as a golden age.
成年人常常追忆童年时代，认为那是他们最美好的岁月。
She was an actress from the golden age of the cinema.
她是在电影业鼎盛时期脱颖而出的女演员。

ancestor (n): a person related to you who lived a long time ago
祖先，祖宗
There were portraits of his ancestors on the walls of the room.
房间墙壁上挂着他祖先的画像。

revolt verb (PROTEST)

If a large number of people revolt, they refuse to be controlled or ruled, and take action against authority, often violent action.
反抗；造反；反叛
The people revolted against foreign rule and established their own government.
人们奋起反抗外来统治，并成立了自己的政府。

rebel (v): to fight against the government
武力反抗；造反；反叛
The people rebelled against the harsh new government.
人民起来反抗这个残暴的新政府。