英语释义
1. having a wavy surface, edge, or markings
the undulate margin of a leaf
2. to form or move in waves fluctuate
3. to rise and fall in volume, pitch, or cadence
4. to present a wavy appearance
5. to cause to move in a wavy, sinuous, or flowing manner
6. to move or be shaped like waves
7. to move in or as if in a wavy or flowing way
The curtains were streamers, undulating from the breeze …
— Gail Carson Levine, Ella Enchanted
8. having a wavy surface, edge, or markings
an undulate cell