英文關鍵字
air
area
attitude
benefits
blocking
bright
california
carbon
caution
city
cityscape
closed
community
conscious
construction
day
daylight
daytime
disposable
distanced
distant
earth
empty
environment
epidemic
exercise
fence
field
flat
fresh
gatherings
green
greenery
greenspace
guidelines
health
home
land
large
lawn
lifestyle
measures
nature
open
operated
outdoor
palm
pandemic
park
physical
plastic
precautions
public
recreation
reduction
regulations
reserved
restrictions
rules
safe
safer
safety
socially
southern
space
spring
steps
summer
sunny
tall
tape
trees
urban
use
using
walking
warm
windy