该物种的繁殖力没有明显下降。
由于大学教育水平明显下降,本科生的流失尤其令人吃惊。
The attrition among undergraduates is particularly surprising because college standards have apparently fallen.
官员指出,交易量也明显下降。
Officials point to the transaction volumes, that dropped significantly.
And in the--from 1989 to 2006 there was a pretty significant decline, but even in 1989 the numbers weren't very high.
我们看到,从1989到,2006年有个很明显的下降,但是即使是在1989年这个数字也不高
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