evolution

n.

gradual change and development 进化；进展

phonograph

n.

record player 留声机

analog

adj.

of or relating to the representation of data by measurable physical variables 模拟的

fluctuate

v.

to rise and fall; to change from one state to the opposite 起伏；波 动

transduce

vt.

to change; to convert 转换；转变

groove

n.

a long narrow path or track made in a surface, esp. to guide the movement of something 槽；槽口

vt.

to make grooves in 开槽于；做企口于

stylus

n.

the needle-like instrument, with a hard jewel, such as a diamond, on the end that is the part of a record player that picks up the sound signals from a record 唱针

vibrate

vi.

to shake continuously and very rapidly with a fine slight movement 颤动；抖动

reconvert

vt.

to change back into a previous state or form 重新转化；重新转变

proportional

adj.

concerning proportion 按比例的；成比例的

matter

vi

to work; to be of importance 关系；具有重要性

discrete

adj.

separate; consisting of unconnected, distinct parts 分离；分立；不连续的

designate

vt.

to point out or call by a special name; appoint (for special work) 指定；任命

well-nigh

adv.

almost, nearly 几乎；差不多

trail

n.

a marked or a beaten path 足迹；痕迹；嗅迹

fizz

vt.

to produce hollow balls of gas, making the sound typical of this 嘶嘶地响

magnitude

n.

greatness of size or importance 巨大；广大；重要性

booster

n.

an apparatus that helps increase force, power, or pressure 调 压机；助推器

distort

vt.

to twist out of a natural, usual, original shape or condition 扭曲；使变形

Xerox

n.

photocopier 复印机

quaternary

adj.

four-unit 四单元的

uncannily

adv.

not naturally or usually 离奇地；不可思议地

interchange

vt.

to put each of (2 things) in place of the other; to exchange 交换；互换

vitalism

n.

the way of giving force to life, bringing (something) to life 注入生命；有活力

protoplasm

n.

the complex, semi-fluid substance that constitutes the living matter of plant and animal cells 原生质；细胞质

irreducibly

adv.

not reducible 无法减少；不可减低；无法复位

predispose

vt.

to make (someone) inclined to something in advance 预先排；使易感染（接受）

triplet

adj.

three-unit 三单元的

codon

n.

密码子

virulent

adj.

very powerful, quick-acting, and dangerous to life or health 剧毒的；致命的

genome

n.

染色体

alert

vt.

to warn 使警觉；警告

to cause or allow to pass through space or a substance 使通过