April 1st 2022( Session 3)

 

April 1st ( Session 3)

 

-To pull an all nighter →(informal)  to stay up all night

eg. He pulled an all-nighter to study for the exam.

 

- to multiply = multiplicar

- amostra, amostragem = sample

- reator = reactor

   → reactant

   noun [ C ]   CHEMISTRY   specialized

: a substance that is part of a chemical reaction

 

- dependência = dependency

- to sting→ arder, picar

  – If an insect, plant, or animal stings, it produces a small but painful injury, usually with a poison, by brushing against the skin or making a very small hole in the skin

—to cause sharp but usually temporary pain

– If someone's unkind remarks sting, they make you feel upset and annoyed