1、一笔
... as-yet-unexploited尚未开发使用的 at one stroke一笔，一举 at stake生去世攸关，危若累卵 ...
2、一下子
... husk剥去外皮 at one stroke一下子 exotic异国的 ...
3、一举
... as-yet-unexploited尚未研发利用的 at one stroke一笔，一举 at stake生死攸关，危若累卵 ...
4、一击
... at one fling 一举 ... at one stroke 一击，一举，一下子 ... at one swoop 一下子 ...
Annihilate At One Stroke一鼓而歼
At One Stroke Collapse一举崩溃
make it at one stroke一蹴可几
Blot Out At One Stroke一笔抹煞
write off at one stroke原义是指把帐目上的数字一笔抹去;一笔抹杀
Many things at one stroke一举多得