英文關鍵字
analysis
analyzing
background
bacteria
biochemistry
biology
biotechnology
black
boiling
bubbles
chemical
chemistry
closeup
color
dark
discovery
element
equipment
experiment
experimental
glass
glassware
gurgle
hydrolysis
lab
laboratory
liquid
medical
microbiology
microorganism
reaction
research
researcher
sample
science
scientific
scientist
smoke
technology
test
tube
water