機器
PPE
aedes
aegypty
animal
biology
blood
carrier
chemical
control
ddt
dengue
dipterus
disease
encephalitis
epidemic
fever
fog
fogging
health
human
illness
infectious
insect
killed
malaria
manhole
medical
medicine
mosquito
nature
needle
parasite
paws
pest
poison
poisonous
prevent
preventive
sickness
spray
sting
teasing
thailand
toxic
troublesome
unhygienic
virus
wing
zika