v. 丰富,充满
to be great in number or amount
adj. 大气的
of, relating to, or existing in the atmosphere
n. 送风,吹风
a forcible stream of air, gas, or steam from an opening, especially one in a blast furnace to aid combustion
【近】 air , blow , breeze , wind
n. 运河
an artificial waterway or artificially improved river used for travel, shipping, or irrigation
n. 木炭
a black, porous, carbonaceous material produced by the destructive distillation of wood
v. 使浓缩,凝结
to cause (a gas or vapor) to change to a liquid
n. 冷凝器
one that condenses , especially an apparatus used to condense vapor
n. 消耗
the act or process of consuming
【近】 usage , use
n. 圆筒,缸
the chamber of a pump from which fluid is expelled by a piston
v. 排除,除去
to put an end to or get rid of; remove ; eradicate
【近】 drop , omit , remove
v. 具体表达,包含
to represent in bodily or material form
【近】 manifest , objectify , personify , substantiate
v. 开拓,开采,开发
to employ to the greatest possible advantage
【近】 apply , employ , use , utilize
n. 凸缘,轮缘
a protruding rim, edge, rib, or collar, as on a wheel or a pipe shaft, used to strengthen an object, hold it in place, or attach it to another object
adj. 灵活的
responsive to change; adaptable
【近】 flexile , malleable , plastic , pliable , pliant
v. 闪烁,颤动
to move waveringly; flutter
【近】 blink , flash , glimmer , twinkle , wink
n. 火炉,熔炉
an enclosure in which energy in a nonthermal form is converted to heat
adj. 煤气灯
illuminated by gaslight
v. 利用,控制,支配
to bring under control and direct the force of
n. 照明
the act of illuminating
【近】 light , lighting
n. 成分,因素
an element in a mixture or compound; a constituent
【近】 building block , component , element
adv. 最初
at the beginning
v. 解放,使自由
to set free , as from oppression, confinement, or foreign control
【近】 discharge , emancipate , free , manumit , release
n. 磨坊
a building equipped with machinery for grinding grain into flour or meal
【近】 factory , plant
n. 一千年
a span of one thousand years
n. 垄断
exclusive control by one group of the means of producing or selling a commodity or service
v. 增加
to increase the amount, number, or degree of
【近】 amplify , escalate , expand , grow , increase , wax
n. 矿石
a mineral or an aggregate of minerals
v. 使完美,修改
to bring to perfection or completion
【近】 polish , refine , smooth
n. 活塞,瓣
a solid cylinder or disk that fits snugly into a larger cylinder and moves under fluid pressure
v. 发出喷气
to emit puffs
v. 往复运动
to move back and forth alternately
n. 统治,在位期间
the period during which a monarch rules
【近】 control , dominance , domination , mastery , rule
v. 保持,保留
to persevere in some condition, action, or belief
【近】 keep , maintain , sta y with
n. 路基
the foundation upon which the ties, rails, and ballast of a railroad are laid
adj. 旋转的
of, relating to, causing, or characterized by rotation , especially axial rotation
v. 纺织
to draw out and twist (fibers) into thread
v. 发源
to arise from a source; develop
【近】 arise , derive , issue , originate , rise , stem
n. 地带,地形
an area of land ; ground
【近】 country , district , region , territory
n. 纺织品,纺织原料
a cloth , especially one manufactured by weaving or knitting; a fabric
n. 公路,收费高速公路
a toll road , especially an expressway with tollgates
【近】 expressway , freeway , highway
adv. 最后地,终极地
at last ; in the end; eventually
【近】 finally
adj. 不受欢迎的,不良的
not likely to please ; objectionable
【近】 undesired , uninvited
v. 利用
to put to use , especially to find a profitable or practical use for
【近】 apply , employ , exploit , implement , use
n. 真空
a space in which the pressure is significantly lower than atmospheric pressure
【记】vac空,uum真空
adv. 广大地,非常
immensely, greatly
adj. 有效的,实质的
existing or resulting in essence or effect though not in actual fact, form, or name
【近】 implicit , practical
n. 货车
a four-wheeled , usually horse-drawn vehicle with a large rectangular body, used for transporting loads
n. 水力,水力发电
the energy produced by running or falling water that is used for driving machinery
n. 风车
a machine that runs on the energy generated by a wheel of adjustable blades by the wind