英文關鍵字
australia
lever
male
man
people
person
pilot
pipe
plane
power
pressure
propeller
reflection
shine
speed
suction
switch
technical
technology
testing
transport
transportation
turbo
valve
vent
英文關鍵字
australia
lever
male
man
people
person
pilot
pipe
plane
power
pressure
propeller
reflection
shine
speed
suction
switch
technical
technology
testing
transport
transportation
turbo
valve
vent