It takes at least 20 milliwatts to keep a mobile phone operating in standby mode, but Nokia hopes that power scavenging might eventually deliver 50 milliwatts, enough to trickle-charge a phone.

保持手机在待机状态下作业至少需要20毫瓦电力，但是诺基亚希望电源收集最终可以提供50毫瓦电力，足够给一部手机缓慢充电。

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Energy harvesting often involves scavenging trickles of power from very-low-energy ambient sources.

能量收集往往涉及权力清除细流从极低能量的环境来源。

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Methanol extracts of two kinds of formicary were investigated for their free radical scavenging activities, total phenolic content, reduction power and antimicrobial activities.

对两种不同的蚂蚁窝进行甲醇提取，并对提取物进行了急性毒性、抗自由基，酚含量、还原能力和抗菌活性的检测。

youdao

It takes at least 20 milliwatts to keep a mobile phone operating in standby mode, but Nokia hopes that power scavenging might eventually deliver 50 milliwatts, enough to trickle-charge a phone.

ECONOMIST: Monitor

At the other extreme, scavenging spare computer power from personal computers on the internet is proving an increasingly effective approach for problems that can be split into a large number of small, independent parts.

ECONOMIST: Computing