handheld (adj)

(of an object) that has been designed so that it can be held with hands (손에 쥐고 쓸 수 있는)

toll (n)

The # of casualties caused by an event; deaths (사상자[희생자] 수)

innovation (n)

A new idea/method (혁신)

alchemy (n)

A kind of chemistry related to changing something ordinary-->extraordinary (연금술)

substance (n)

A material with physical characteristics (물질)

precursor (n)

Something that happened before another (선도자,선구자)

approximately (adv)

close to but not exactly (거의 정확한, 근사치인)

eternal (adj)

lasting forever; never ending (영원한)

incendiary (adj)

explosive (방화의)

advancement (n)

development or improvement of something; upgrade (발전)

combat (n)

a fight between 2 people/things (전투, 싸움)

utilize (v)

to use something effectively (활용하다)

arms (pl n)

weapons/ammunition (무기)

rifle (n)

a type of gun (소총)

inflict (v)

to force someone/thing to experience something unpleasant (괴로움 등을) 가하다)

caution (n)

acting carefully to avoid danger; great care/attention (조심)

antibiotic (n)

a medicine/chemical that can destroy harmful bacteria in body (항생제)

drastic (adj)

extreme; severe change (과감한,급격한)