| 释义 |
notched undulated preheater
- 波状的bō zhuàng de
flexuous, sinuate, undulant, undulated
- 有凹口的yǒu āo kǒu de
jagged, notched, notchy
- 呈波浪形chéng bō làng xíng
undulate
- 波动bō dòng
fluctuate, popple, rebound, undulate, undulation, wave
- 起伏的qǐ fú de
fluctuant, rolling, undulant, undulate, undulatory, up-and-down
- 起伏qǐ fú
rise and fall; ups and downs; heave rolling; undulate; fluctuate
- 岗峦起伏gǎng luán qǐ fú
undulating hills; the undulations of the ridge and hills
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