弗莱克说，现在要判断食物充足的好处是否大于食用垃圾填埋场的风险还为时过早。
Flack said it was too early to know whether the benefits of plentiful food outweighed the risks of feeding on landfills.
他们态度谨慎，不过早对此事作出判断。
这头可爱的雌性小犀牛是该保护区今年出生的第二只黑犀牛，但要判断这些幼崽是否会成为返回野生保护区的好的候选者还为时过早。
The adorable female calf is the second black rhino born this year at the reserve, but it is too early to tell if the calves will make good candidates to be returned to protected areas of the wild.
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