英文關鍵字
analysis
analyze
biochemistry
biological
biology
chemical
chemistry
closeup
color
darkness
drugs
experiment
expertise
flask
fluid
glass
glassware
illegal
industry
lab
laboratory
light
liquid
liquids
medical
medication
medicine
oxygen
pharmaceutical
pharmacology
pharmacy
product
production
reaction
reagents
red
research
sample
science
scientific
scientist
smoke
study
studying
substance
test
testing
tube
warning
weapon