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- 下lower
- 下一next
- lower mantle (下地幔)地幔下部
- 一下(adj) one time; once
- 下地幔矿物研究及其进展A review of recent advances on the minerals of the Earth's lower mantle
- 查找下一个find next
- 下的subaltern
- 下一个next
- 下地幔及核幔边界结构及地球动力学STRUCTURE OF LOWER MANTLE AND CORE-MANTLE BOUNDARY REGION AND ITS GEODYNAMICS
- 下页overleaf
- 下周next week
- 上下up and down
- 地震学家测量了从地球液核到下地幔的热流Seismologists Measured the Heat Flow from Liquid Core to Lower Mantle
- 在下under
- 下雨rainy
- 下车got out
- 向下down
- 翻下页pgdn
- 下单place an order
- 剪下cut
