英文關鍵字
bark
beech
bough
branch
branches
brennen
buchenwald
chop
comfortable
conifer
energy
equipment
fir
fire
firewood
flame
forest
gestapelt
heat
heating
human
hydraulic
log
lumberjack
machine
man
men
ministration
nature
needles
orange
people
power
powerfully
prevent
provide
provision
shavings
splitter
sprigs
stapeln
stove
tiled
tree
trunk
wood
woodpile
work
worker
works