英文關鍵字
agriculture
analysis
analyzing
assistant
biochemistry
biologist
biology
black
chemical
chemist
chemistry
close
closeup
conducting
control
equipment
examining
experiment
expert
expertise
fertility
improvement
innovations
lab
laboratory
liquid
material
oil
product
production
quality
raw
reaction
reflection
research
researcher
sample
science
scientific
scientist
soil
source
studying
substance
tablet
test
testing
tube
typing
up