The japanese insist no such assurances have been given .

日方坚持表示，他们没有做出这样的保证。

Cheery official assurances count for nothing unless backed with medical detail .

除非有治疗细节支持，否则那些乐观的官方保证毫无价值。

Many kenyans are sceptical of assurances by outsiders that political risk has diminished .

很多肯尼亚人对局外人们对政治风险已经减少的保证心怀疑虑。

The israeli embassy in washington declined to comment on any assurances barak may have received .

以色列驻华盛顿大使馆拒绝就奥巴马可能获得的任何保证发表评论。

The fatal snag is that their assurances defy the daily experience of customers .

致命的症结在于，它们的保证与客户的日常体验相悖。