英文關鍵字
lumberjack
protective
gear
orange
helmet
gloves
earmuffs
chainsaw
fallen
tree
cutting
forest
leaves
bare
trees
work
late
autumn
early
spring
safety
labor
tools
nature
felled
routine
skills
profession
forestry
craftsmanship
ecology
wood
woodworking
winter
preparation
cleaning
equipment
man
activity
physical
courage
effort
process
ecological