人教九年级单词英译中Unit 13

Unit 13
litter
bottom
fisherman
coal
ugly
advantage
cost
wooden
plastic
takeaway
bin
shark
fin
cruel
harmful
be harmful to
at the top of...
chain
the food chain
ecosystem
industry
law
scientific
take part in
afford
turn off
reusable
pay for
take action
transportation
recycle
napkin
throw away
put sth.to good use
pull down
upside down
gate
bottle
president
inspiration
iron
work
metal
bring back