Many of his companies are state-protected monopolies or continued to be formal monopolies long enough for him to build an insuperable competitive position .
In practice , overcoming the yuck factor might be an insuperable barrier to marketing nappy-grown fungi , and the cost of the steam treatment could make the exercise futile .
Many fear that the mdc leader will simply be used by mr mugabe as a scapegoat for the country 's seemingly insuperable ills , leaving the wily president , who turns 85 next week , in control of all the levers of real power .
Still , while the obstacles to recovery might be even greater than had been expected , they are not insuperable .
也许复苏的障碍远远超出预想,但它们并非不可逾越。
The political obstacles to co-ordinating a solution that keeps the euro area intact may seem insuperable , but getting agreement for a planned ejection of five countries would be even more daunting .
This suggests london 's more grandiose claims are overblown , and that the sarbanes-oxley corporate governance legislation , which remains in force , is not an insuperable obstacle to raising capital in the us .