a solid piece of something (usually having flat rectangular sides)
a rectangular area in a city surrounded by streets and usually containing several buildings
a three-dimensional shape with six square or rectangular sides
a number or quantity of related things dealt with as a unit
housing in a large building that is divided into separate units
(computer science) a sector or group of sectors that function as the smallest data unit permitted
an inability to remember or think of something you normally can do; often caused by emotional tension
a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope
a metal casting containing the cylinders and cooling ducts of an engine
an obstruction in a pipe or tube
a platform from which an auctioneer sells
the act of obstructing or deflecting someone's movements
动词 block:
render unsuitable for passage
hinder or prevent the progress or accomplishment of
stop from happening or developing
interfere with or prevent the reception of signals
run on a block system
interrupt the normal function of by means of anesthesia
shut out from view or get in the way so as to hide from sight
stamp or emboss a title or design on a book with a block
