vain是什么意思

双语用例

• As he quite logically pointed out, no one would be vain of literacy in a society where everyone was literate.

• I too hoped and waited for one until now- but in vain.

• He could hardly have expounded his position more clearly: quite bluntly, any plans to abolish music are described as vain.

• The overarching problem that inspired the controversy is an essential discrepancy that one hopes, in vain, is merely literary or typographical.

• The reforming conductor's efforts were in vain; thus 'rue', an old-fashioned literary word for regret.

• Not in vain were the author and reciter of the epic called sarvadarshi, all-seeing.

• Their efforts were largely in vain, however, since the separate disciplines tended to continue on their way unaffected by the rhetoric of unity.

• I looked in vain for the terms theropod, cynodont and perissodactyl and yet some 10% of the definitions are apparently devoted to palaeontology.