英文關鍵字
alone
assistance
background
care
contamination
covid
cure
danger
disability
disabled
disease
door
emergency
epidemic
equipment
flu
handicap
handicapped
hazard
health
healthcare
help
home
house
illness
infected
infection
isolated
isolation
looking
mask
medicine
mobility
old
open
outbreak
outdoors
pandemic
patient
prevention
protect
protection
protective
quarantine
retirement
safety
senior
sitting
staying
support
symbol
vaccine
virus
wheel
wheelchair
woman