hardpan是什么意思
名词硬盘; (软土下面的)硬质地层,黏土层,砂砾层
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名词
1. Prices have reached (the) hardpan.
物价已经降到了最低点。
1. 硬盘:hardness scale 硬度标 | hardpan 硬盘 | hardwood forest 阔叶手
2. 硬土层:hardness test 硬度试验 | hardpan 硬土层 | hardware 金属构件
3. 底价:hardness 硬 | hardpan 底价 | hards 麻屑
4. 硬磬:hard grass 硬性禾本科植物 | hardpan 硬磬 | hard seed 硬實;硬粒
noun
1. crust or layer of hard subsoil encrusted with calcium-carbonate occurring in arid or semiarid regions
Synonym: caliche