英文關鍵字
1000
alluvial
alluvium
autumn
barchan
blanket
builder
building
camera
cement
concrete
construction
deposit
deposits
drift
dust
extraction
flinty
forest
fps
grit
ground
groundn
high
hirst
house
layer
mason
mat
method
mine
minerals
mortar
motion
occurrence
opencast
operation
painting
pit
plaster
plastering
pump
quarry
riching
sand
sandbank
sanding
sandpit
sandy
slow
soil
speed
spit
wash