The figures used must be reasonable - avoid being over optimistic.
(所用)数据应该合理——应避免过于乐观。
I think you're being a little over-optimistic.
我看你是有点过于乐观了。
But there are good reasons to think that the industry is again being over-optimistic.
但还是有好的原因表明电信行业再一次过于乐观了。
These assumptions were always over-optimistic.
这些假设过于乐观了。
Listen as they discuss their feelings about being passed over and try to remain optimistic.
请听他们两人讨论被失去晋升机会，并试着保持乐观的心情。
On the whole, I am optimistic about China achieving over 7% growth a year.
总体来说，我对中国经济达到年增长超过7%的目标持乐观态度。
On the whole, I am optimistic about China achieving over 7% growth a year.
总体来说，我对中国经济达到年增长超过7%的目标持乐观态度。
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