This mistake caused a downgrade to him.

这次的失误让他遭到了降职。

There is a downgrade after the turn ahead.

前面转弯后有一个下坡。

The manager was downgraded due to this safety issue.

经理因这次的安全问题被降级了。

PPR will be keen to avoid a downgrade.

PPR将尽最大努力避免被降级。

House Republicans own this credit downgrade.

众议院共和党人才是被信用降级的人。

Then there is the impact of a ratings downgrade.

其次还有评级下调的影响。

He tried to downgrade the latest research findings.

他极力贬低这个最新研究成果。

That does not mean a downgrade is inevitable, however.

但这也并不意味着降级是不可避免的。