英文關鍵字
20s
adult
analysis
analyzing
background
caucasian
coat
concentration
dna
examine
examining
experiment
experimenting
expertise
focused
formula
glasses
grey
healthcare
holding
lab
laboratory
male
man
medical
one
person
practitioner
produce
profession
protection
research
researcher
researching
safety
sample
science
scientific
scientist
serious
specialist
structure
study
studying
surgical
technician
technology
testing
tests
touch
touching
using
working
young