Unclimbable
a. 爬不上去的, 不可攀登的
??? 情景例句
It's great. Although the economy is pretty slow as usual, it's picking up.
很好。雖然經(jīng)濟(jì)發(fā)展照常地緩慢，不過已開始回升。
What's this?
這是什么？
Broken? Oh dear!
壞了？天??！