| 单词 | low-frequency |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔Sensurround〕A trademark used for a motion-picture sound effect consisting of low-frequency sound signals felt by the audience as vibrations.环绕临场感：用作一种电影声音效果的商标，它是由观众感到振动的低频声音信号组成美国传统〔signal〕This equipment can detect very low-frequency signals.这种设备能够探测甚低频信号。牛津搭配 |
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