practicality

n. 实际,实用,实用性,实际的事情

He questioned the practicality of the proposal.

他对该项建议的可行性表示怀疑。

Caught up in the romance of noble deeds and the pursuit of unreachable goals; idealistic without regard to practicality.

堂吉珂德式的沉湎于传奇故事中崇高业绩并追求无法实现的目标的；不考虑到实际的观念的