undulating
adj. 波状的
sp. 动词undulate的现在分词形式.
近义词：choppy，rolling，swelling，surging，heaving，rippling，undulant，
英英释义
动词undulate
- stir up (water) so as to form ripples
- occur in soft rounded shapes
- move in a wavy pattern or with a rising and falling motion
- increase and decrease in volume or pitch, as if in waves