英文關鍵字
alley
autumn
broom
city
clean
cleaner
cleanup
dead
dust
exhausted
female
foliage
garbage
groundskeeper
hard
hardworking
janitor
job
labor
lady
leaves
low
manual
occupation
outdoor
overweight
park
person
poor
poverty
road
sad
salary
senior
service
sidewalk
square
street
sweeper
sweeping
tired
underpaid
unhappy
urban
utility
wage
woman
work
worker
working