| 单词 | undulate |
| 释义 | undulate (once / 1051 pages) vadj Undulate means to move in a wave-like pattern. If a sound increases and decreases in pitch or volume like waves, you can say the sound is undulating. When searching for the lost boy, the rescuers' cries undulated through the forest. The verb undulate comes from the Latin word undula, which means "wavelet" (unda means "wave"). So any action shown with the verb undulate has that waving sense to it. If something moves in a wavy, pattern, for example, it is said to undulate. The wind might cause prairie grass to undulate, or music might cause hips to undulate. WORD FAMILYundulate: undulated, undulates, undulating, undulatingly, undulation, undulatory+/undulation: undulations USAGE EXAMPLESBeginning in the Afruda district and ending near Espinho’s golden beaches, the path includes wooden walkways above undulating dunes and paved promenades with ocean views. The Guardian(Dec 24, 2016) Its moonlike, undulating roofs gleamed in the sunlight. Washington Post(Dec 15, 2016) They move in a single undulating cloud of silver that twists, turns, shrinks, expands and wraps itself around any object that gets in its way. New York Times(Dec 14, 2016) 1v move in a wavy pattern or with a rising and falling motion The curtains undulated Syn|Hypo|Hyper flap, roll, wave luff flap when the wind is blowing equally on both sides move move so as to change position, perform a nontranslational motion 2v stir up (water) so as to form ripples Syn|Hyper cockle, riffle, ripple, ruffle flow, flux move or progress freely as if in a stream 3v increase and decrease in volume or pitch, as if in waves The singer's voice undulated Hyper change undergo a change; become different in essence; losing one's or its original nature 4v occur in soft rounded shapes Syn roll 5adj having a wavy margin and rippled surface Syn smooth of the margin of a leaf shape; not broken up into teeth |
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