单词
low-frequency
读音
'ləufrikwənsi
美式
英式
词根
无
释义
n. 低频 adj. 低频的
例句
This focusing is the main reason that even relatively weak sounds in the ocean, especially low-frequency ones, can often travel thousands of miles.
海洋中即使是相对微弱的声音，尤其是低频声音，也能传播数千英里的主要原因就是这种聚焦。
The researchers pointed out that low-frequency processes, such as fluctuations in stream flow and groundwater levels, would not usually be apparent to human populations.
研究人员指出，低频过程诸如河流流量和地下水水位的波动，通常不会对人类产生明显影响。
What is needed is a system that USES low-frequency radio waves.
这需要的是一种利用低频无线电波的系统。
This focusing is the main reason that even relatively weak sounds in the ocean, especially low-frequency ones, can often travel thousands of miles.
海洋中即使是相对微弱的声音，尤其是低频声音，也能传播数千英里的主要原因就是这种聚焦。
The researchers pointed out that low-frequency processes, such as fluctuations in stream flow and groundwater levels, would not usually be apparent to human populations.
研究人员指出，低频过程诸如河流流量和地下水水位的波动，通常不会对人类产生明显影响。
What is needed is a system that USES low-frequency radio waves.
这需要的是一种利用低频无线电波的系统。
强化记忆
无
看视频学发音
They'll happen, but very low frequency.
High-frequency light waves look violet,low-frequency light waves look red,and in-between frequencies look yellow,
was actually creating a three-dimensional model as we drove it.We also used ultra low frequency radioto broadcast back to the surface our exact position within the cave.
bypassing some tissues while echoing off others.Since longer, low frequency waves actually penetrate deeperthan short, high frequency ones,
and can disrupt feeding behavior.Air guns, which produce loud, low-frequency "whoomps"every 10 to 20 seconds,
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出国,其他
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