- 分级: grade; classify; classificat ...
- 的: 4次方是 The fourth power of 2 i ...
- 分段: section; segmentation; burst ...
- 部分的分段的分级的: segmental
- 分段的: fragmented; partitioned; sectionalized; segmented; staged; stagewise; step-shaped; stepped; stepwise
关注微信公众号：chachacidian，回复:分级的；分段的，即可在微信中查询翻译
