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Shale English Stratified Lode Possibly Middle Late ʃeil

单词 shale
音标 [ʃeil]
解释 n.页岩(一种由似泥土细粒的沉淀物层组成的易分裂的岩石)
红宝书 【英】 n.页岩 (a stratified fissile rock)
【考】 shale : lode / well : aquifer(矿脉中含页岩/水土 层中含源泉)
【记】 可能是shell(贝壳)的 变体
字源 shale (n.)
1747, possibly a specialized use of Middle English schale "shell, husk, pod" (late 14c.), also "fish scale," from Old English scealu (see shell (n.)) in its base sense of "thing that divides or separate," in reference to the way the rock breaks apart in layers. Compare Middle English sheel "to shell, to take off the outer husk" (late 15c.). Geological use also possibly influenced by German Schalstein "laminated limestone," and Schalgebirge "layer of stone in stratified rock."
不择手段背单词 n. 页岩(由泥土细粒的沉淀物层组成的易分裂的岩石)
【记】读: shell(n 贝壳), 也是一层一层的感觉.
【类】shale: lode = well: aquifer矿脉中含页岩 = 蓄水层中含源泉
趣味全助记 【记】源自shell,叠成一层层壳状的页岩;
【相关】shoal 浅滩, shallow 浅薄

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