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词汇 roller
释义 roller
noun
uk /ˈrəʊ.lər/ us /ˈroʊ.lɚ/

rollernoun (MACHINE/DEVICE)


[ C ]
a tube-shaped object in a machine that turns over and over in order to carry things along or press them down or together: 滚轴;滚筒;轧辊
As the hot metal passed between the huge rollers it was pressed into thin sheets.炽热的金属块从巨大的轧辊中穿过,马上被挤压成薄薄的金属片。
 
Jevtic/iStock/Getty Images Plus/GettyImages
[ Cusually plural ]
a tube-shaped device, often heated, that women use to curl their hair: (烫发用的)卷发筒,发卷
She answered the door with her rollers in.她开了门,头上还戴着发卷。
 
Colin Hawkins/Cultura/GettyImages
[ C ]
a heavy machine used to make surfaces smooth and flat: 滚轧机;碾轧机;压路机
The men used a roller to flatten the tarmac.那些人用压路机轧平柏油碎石路面。
See also
steamrollernoun(VEHICLE)
SMART Vocabulary: related words and phrases

Machines - parts
air compressor
air filter
air hose
axle
coaster brake
collector plate
console
guard
inlet
manifold
mechanism
pivot
rack
rack and pinion
ratchet
slide
slider
soft key
spline
stepney

You can also find related words, phrases, and synonyms in the topics:


Hair care
Machines - general words
Trucks, vans & caravans

rollernoun (WAVE)


[ C ]
a large, long wave on the sea卷浪;长涌
SMART Vocabulary: related words and phrases

Waves
bore
break
breaker
broke
choppy
comber
crest
dumper
heavy
lap
overfall
roughness
spume
tidal wave
tsunami
wake
wave
white horses
whitecaps

roller | American Dictionary


roller
noun[ C ]
us/ˈroʊ·lər/

rollernoun[C] (ROUNDED SHAPE)


a cylinder used for shaping something, or for spreading something over a surface:
hair rollers
a paint roller

rollernoun[C] (THING THAT MOVES)


a cylinder or wheel that turns over and over in order to move something along

Examples of roller


roller
Each time the roller passed over the flax stem some of the shive separated from the fibre.
These eliminated the die plates entirely and used rollers or compressing cylinders to form the stream of clay.
Most of the performances of the structure now depend on the sphere diameter and no longer on the roller diameter.
Similarly, the contact between a toner particle and the imaging roller is treated as an ideal electric resistance.
For the wounded actor, these ups and downs have the quality of a diabolical roller-coaster: highs of inflated grandiosity followed by lows of deep depression.
A small roller pump is placed on the inlet aspect of the ultrafilter to increase the blood flow to approximately 100 to 300 ml/min.
There was a tendency for borderline tubers to pass along the rollers slightly too far and fall into the size above the correct category.
A more detailed simulation of the press would require the state of the water-loaded felt as it approaches the roller to be properly specified.
First, the detailed topology of the double rollers is investigated and their sense of rotation and relation to the turbulent/non-turbulent interface established.
Patients can be traumatized by roller-coaster rides where hopes are built and crushed contemporaneously.
Its roller-bed slipway was built over the summer of 1925-26, and most of the other facilities were established in 1927.
Another solution consists in using spherical wheels in order to overcome the limitations inherent to the small size of the rollers.
The direction of relative motion of the shafts is reversed when the roller is moved past the center of the disk.
Figure 9 shows the pressure for the case i = 0.5, = 1.0 and = 0, so that the bottom roller is completely permeable.
The speed is changed depending on the position of the adjustable roller.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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