E.g. In physics. "+ " means a positive charge, while "- " means a negative charge.
d) (v.) accuse
E.g. His former secretary charged him of cheating the government on income taxes.
e) (v.) ask as a price
E.g. The railway company charges half price for students during summer and winter hoilidays.. f) (v.) put an amount of electricity into
E.g. Batteries for mobile phones need charging every eight hours.
g) <derivative> overcharge : charge too much
rechargeable : can be charged again
E.g. I called the policeman because the driver overcharged me.
Don't throw the battery away, it is a rechargeable one.
5. advance : adj. & n.
a) (adj.) done or given before sth
E.g. Do you accept advanced payment?
b) (n.) in advance
E.g. Everything has been fixed in advance.
c) advanced : (adj.)
E.g. In modern society we should learn advanced technology.
6. launch : vt. & n.
a) start, establish
E.g. The government launched an attack against corruption.
b) send up
E.g. It is expensive to launch an astronaut into outer space.
c) put (a ship) into water for the first time
E.g. The First Lady was invited to launch the new ship.
d) (n.) setting in motion
E.g. The world was shocked at the failed launch of spaceship "Challenger:.
7. reveal : v.
a) show, display
E.g. He was the only person on earth before whom I would reveal myself.
b) make known, disclose
E.g. This letter revealed him to be / as an honest man.
8. overnight : adv.
a) for or during the night
E.g. The bag contains things I will need when staying overnight at a hotel.
b) suddenly
E.g. Public opinion tends to change overnight.
9. link : v. & n.
a) (v.) join, connect
E.g. Scholarships are linked to academic performance.
b) (n.) person or thing that connects two others
E.g. Researchers have established the link between smoking and cancer.
10. anyway : adv.
a) in any case
E.g. It's no use crying over spilt milk, anyway.
b) by any possible means
E.g. There must be something wrong with my computer, I couldn't get hooked up to the Internet anyway.
11. tempt : v.
