| 释义 |
ultra-quiet
adjective
(alsoultraquiet)uk /ˌʌl.trəˈkwaɪ.ət/ us /ˌʌl.trəˈkwaɪ.ət/
extremely quiet; making very little or no sound: 极度安静
The fan has an ultraquiet motor so that you hardly notice it is running.风扇有一个超静音电机，因此您几乎不会注意到它在运转。
The navy uses sonar to detect ultra-quiet submarines that might be lurking in nearby waters.
The hiking trail is located in an ultra-quiet, densely wooded area with views of ravines and streams.
Public transport is provided by a fleet of ultra-quiet electric buses that travel throughout the city.
The tiny hovering object in the sky turned out to be an ultraquiet surveillance drone.
SMART Vocabulary: related words and phrases
Peaceful and tranquil
balm
beatitude
consonance
coolness
dust
low-traffic
lull
non-militant
peaceable
peaceably
quieten
restfully
restfulness
sequestered
sleepiness
sleepy
soothing
the calm before the stormidiom
the dust settlesidiom
the lull before the stormidiom
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