英文關鍵字
100
account
apartment
battery
bill
cast
climate
cold
comfort
cost
crisis
currency
dollar
dollars
economy
efficiency
electricity
energy
expensive
finance
gas
heat
heater
heating
high
hot
house
hundred
indoors
interior
internal
iron
metal
money
old
power
price
radiator
room
save
season
steel
system
technology
temperature
ukraine
wall
warm
water
winter