consists of 4300 working closed-circuit cameras.

has not been completed as planned.

has recently experienced considerable improvement.

is being renewed because it is obsolete.

is entirely equipped with closed-circuit cameras.

cuidadosamente.

sem conhecimento da matéria.

com receio.

de qualquer jeito.

sem dar importância.

dois homens foram esfaqueados no metrô de Nova York.

o sistema de segurança do metrô de Nova York, apesar de alguns problemas, atinge seus objetivos.

a MTA e as autoridades de Nova York tomaram providências adequadas para evitar novos incidentes no metrô.

a MTA e as autoridades nova iorquinas acreditam que os casos do metrô de Nova York e de Moscou estejam relacionados.

a polícia de Nova York conseguiu prender os assassinos do metrô.

the immediately activated security plan was an effective demonstration of NYPD’s efficiency.

the NYPD’s security plan was properly activated.

the MTA spokesman should have been more precautious in his statement to the press.

security officials left the barn door open on purpose for the horse to escape.

incidents will always occur on the subway, no matter how efficient the security system is.

are liquid particles that flow downhill.

are more exotic than other particles on the quantum level.

do not challenge physicists.

do not interact with unconventional wires.

do not interact as much as other quantum effects.

Benjamin Lev developed a gas boson.

Stanford physicists created the first dipolar quantum gas in the world.

a boson particle was identified and cooled.

an entirely solid form of quantum matter was developed.

the first quantum matter had been created by a team from Physical Review.

hot and cold

liquid and fluid

solid and fluid

solid and light

hypothetical and real

uses exotic quantum matter to look at stable fluid.

had been invented before the quantum boson was identified.

will allow for high resolution computation of unstable phenomena.

will not be the only application planned for the new matter.

is a topologically protected quantum lens that allows for incredible amplification.

Scott and Amundsen were both very brave men.

Amundsen eliminated Scott during one of their many battles.

Scott and Amundsen were entirely alone.

Scott and Amundsen ended up with the same results.

Amundsen really reached the South Pole.

Amundsen didn’t reach the South Pole at all.

Amundsen reached the South Pole some time ago.

Amundsen will never reach the South Pole.