记忆方法
记住“loam”可以使用形象记忆法。想象一片土壤中，既有沙子的颗粒感（loose, 松散），又有黏土的粘性（mud, 泥），这两种成分混合在一起形成了“loam”（一种理想的肥沃土壤）。这种混合物的视觉形象有助于记忆单词“loam”。
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词族 · loam
词形变化
中文词源
loam 肥沃土壤
来自古英语lam,污泥，泥沼，来自PIE*slei,黏，滑，词源同slime,slip,lime.引申词义肥沃土壤。
英语词源
- loam
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loam: see lime
- loam (n.)
- Old English lam "clay, mud, mire, earth," from Proto-Germanic *laimaz (cognates: Old Saxon lemo, Dutch leem, German Lehm "loam"), from PIE root *(s)lei- "slimy" (see slime (n.)). As a type of highly fertile clayey soil, it is attested from 1660s. As a verb from c. 1600.
权威例句
- 1. Plant the seeds in good loam.
- 把种子种在好的壤土里.
- 2. One occupies relatively dry sandy loam soils.
- 一个则占据较干旱的沙壤土.
- 3. The soil was brown soil in type and light loam in texture.
- 供试土类为褐土,质地为轻壤.
- 4. Most of soil texture ranges from clay loam tO loam clay.
- 土壤质地多为重壤土至中粘土,呈强酸性反应.
- 5. Loam is a mixture of sand, silt, and clay.
- 壤土是砂粒 、 粉粒和粘粒的混合物.