Machinery. a part enclosing one or more freely rotating, grooved pulleys, about which ropes or chains pass to form a hoisting or hauling tackle.
an obstacle, obstruction, or hindrance: His stubbornness is a block to all my efforts.
the state or condition of being obstructed; blockage: The traffic block lasted several hours.
Pathology. an obstruction, as of a nerve.heart block.
Sports. a hindering of an opponent's actions.
a quantity, portion, or section taken as a unit or dealt with at one time: a large block of theater tickets.
a small section of a city, town, etc., enclosed by neighboring and intersecting streets: She lives on my block.
the length of one side of such a section: We walked two blocks over.
Chiefly British. a large building divided into separate apartments, offices, shops, etc.
a large number of bonds or shares of stock sold together as a single unit.
Computers. a group of data stored as a unit on an external storage medium and handled as a unit by the computer for input or output: This file has 20 records per block.a section of storage locations in a computer allocated to a particular set of instructions or data.a group of consecutive machine words organized as a unit and guiding a particular computer operation, especially with reference to input and output. a symbol representing an operation, device, or instruction in a computer program.
Railroads. any of the short lengths into which a track is divided for signaling purposes.
Philately. a group of four or more unseparated stamps, not in a strip.
Slang. a person's head.
Glassmaking. a wooden or metal cup for blocking a gather.
an obstruction or stoppage in mental processes or speech, especially when related to stress, emotional conflict, etc.
Falconry. a low perch to which a falcon is tethered outdoors.
v. 有主动词 verb
to obstruct by placing obstacles in the way: to block one's exit; to block up a passage.
to fit with blocks; mount on a block.
to shape or prepare on or with a block: to block a hat; to block a sweater.
(11)
to join by fastening to a block of wood.
Theater. Also block out. to plan or work out the movement of performers in a play, pageant, etc.: Tomorrow we'll block act one.to draw a floor plan on in order to indicate placement of scenery, stage property, etc.
Pathology, Physiology. to stop the passage of impulses in.
Computers. to group together so as to allow to be read or written in a single operation.
Sports. to hinder or bar the actions or movements of, especially legitimately.
Glassmaking. to shape in a wet cup of wood or metal.to plunge a block of wood into to aid in refining the glass.
Metalworking. to give a rough form before finishing.
Electronics. to apply a high negative bias to the grid of, for reducing the plate current to zero.
v. 无主动词 verb
to act so as to obstruct an opponent, as in football, hockey, and basketball: He doesn't get many baskets, but he sure can block.
Theater. to block a play, act, scene, stage, etc.: The director will block tomorrow.
to suffer a block.
v. 动词组 verb
block in / out to sketch or outline roughly or generally, without details: She blocked out a color scheme for the interiors.
The block highlighted in red was the one above which the blocks were no longer balanced.
Some will guard from their cars, while others will pace around the block, flashlights in hand.
Since larger blocks of ice take longer to melt, this system can safely be used over long periods during entertaining without added refrigeration.
Whetstones are essentially blocks of sandpaper in different textures.
Some volunteers drive more than an hour to walk these blocks — largely deserted by a combination of fear and pandemic lockdown — to hand out bilingual fliers that explain how to report a crime to police.
Church bells pealed from St. Catherine of Siena parish one block away.
During his trek, Brinsley twice passed within a block of a police stationhouse and he almost certainly saw cops along the way.
Block 3F is slated for release in 2019, but who knows how much that will slip?
After walking block after block holding that container, he had suddenly discarded it and was now clutching a gun.
If someone wants to ensure a direct and secure connection, no entity, whether a hotel or otherwise, should be able to block it.
The Spanish troops did not care to venture past a block of buildings in which were the offices and stores of a British firm.
The upper block was left a little thicker, the junction or root of the neck necessitating this.
The long unbroken block had as many and as various stores as are generally spread over the entire area of a town.
It had been very scanty information and late in its arrival—too late to enable the master manhunter to block the plan.
How I do wish sometimes to give Ritchie a jog, when there is some stumbling-block that he sticks fast at.