英文關鍵字
architecture
autumn
background
bag
bags
baltic
big
binder
blend
breakwater
brown
build
building
carry
cement
column
concrete
construct
construction
constructor
content
country
countryside
detailed
disposable
dust
estate
heap
heavy
industry
laborer
material
north
packaging
paper
pile
preventive
project
row
sack
sand
shipping
stack
still
storage
store
string
thread
transport
warehouse
waves
weight
white
worker