中国大学MOOC: Sustained _____________ can lead to critical depensation, where the fish population is no longer able to sustain itself.
举一反三
- A fish lives in water where it finds food, _________ and protects itself from danger.
- 中国大学MOOC: In Chinese dishes, fish can be ___________.
- 中国大学MOOC: What can lead to translation problems?
- One hundred years later – fifty years ago – the River Thames itself that was declared biologically dead, no longer able to support any life.
- 中国大学MOOC: Your education can be greatly _____________ when you have an experienced person to lead you.