All of this gives an indication of the hives' ability to be sufficient and healthy in the context of an area.

这些都可以表明蜂箱在某个地区是否能够自给自足，以及是否健康。

Female mosquitoes — only females feed on blood — were observed landing on the fabric samples to give an indication of their preference.

观察雌性蚊子（只有雌性蚊子以血为食）落在哪些织物样品上，从而判断它们的偏好。

I shook my head. I could only repeat that by no word, by no hinted gesture, had she given an indication of her feelings.

我摇了摇头。我只能把我想到的给他讲了一遍：她既没用话语也没用手势向我透露她的任何感情。

A U.S. official said that while NAFTA has benefitted many Americans such as farmers, it's failed for countless others with at least 700,000 American jobs lost because of NAFTA. All this gives an indication of the deal's mixed results.

一位美国官员表示，虽然北美自由贸易协定使农民等许多美国人受益，但它对无数其他人来说却失败了，至少有 70 万美国人因为北美自由贸易协定而失去了工作岗位。所有这些都表明该交易的结果喜忧参半。