英文關鍵字
animal
animals
aquaculture
aquatic
bacteria
benthic
biology
blue
cell
ciliated
clear
creature
creatures
cysts
diseases
drop
eat
fish
freshwater
laboratory
life
macro
magnification
microbiology
microorganism
microorganisms
microscope
microscopic
microscopy
natural
nature
plankton
pond
protozoa
research
rotifer
rotifera
rotifers
school
science
scientific
study
transparent
university
water
wheel
zoology
zooplankton