2、underlying adj.含蓄的，潜在的
I have no idea about the underlying meaning of the poem.

3、convertible n.敞篷汽车
The service is available only to buyers od the Daihatsu Copen, a tiny convertible two-seater.

4、impertinent adj.鲁莽的，不恰当的
It seemed impertinent somehow.

5、carcass n.尸体
It's a dangerous game played on horseback with a goat carcass.

6、inquisitive adj.好奇的
They're great, inquisitive animals to work with.Just watching their behaviour-it's really interesting work.

7、dismal adj.沉闷的，糟糕的
The second thing is to look at the "Dismal science" of economics.