1
- a loose sleeveless cloak or shawl, worn especially by women（尤指女子穿的）披风, 斗篷。
1.1
- figurative a covering of a specified sort〈喻〉覆盖物; 罩, 幕：
the houses were covered with a thick mantle of snow.
房屋上盖着厚厚的一层雪。
1.2
- （亦作gas mantle）a fragile mesh cover fixed round a gas jet to give an incandescent light when heated（汽灯的）纱罩, 火焰网罩。
1.3
- Ornithology a bird's back, scapulars, and wing coverts, especially when of a distinctive colour【鸟】翕, 上背。
1.4
- Zoology an outer or enclosing layer of tissue, especially (in molluscs, cirripedes, and brachiopods) a fold of skin enclosing the viscera and secreting the shell【动】（尤指软体动物、蔓足类甲壳动物和腕足动物的）外套膜。
2
- an important role or responsibility that passes from one person to another（传承的）重要职责, （代代相传的）衣钵：
the second son has now assumed his father's mantle.
现在二儿子已经继承了父亲的衣钵。
[ORIGIN: with allusion to the passing of Elijah's cloak (mantle) to Elisha （2 Kings 2:13）.]
3
- Geology the region of the earth's interior between the crust and the core, believed to consist of hot, dense silicate rocks (mainly peridotite)【地质】地幔。
3.1
- the corresponding part of another planetary body（其他行星的）地幔：
the lunar mantle.
月球的地幔。
1
- with obj. poetic/literary clothe in or as if in a mantle; cloak or envelop〈诗/文〉笼罩, 覆盖, 包围：
heavy mists mantled the forested slopes.
浓雾笼罩着草木丛生的山坡。
1.1
- archaic (of blood) suffuse (the face)〈古〉（血液）涌上（面颊）：
a warm pink mounted to the girl's cheeks and mantled her brow.
姑娘的双颊泛起红晕, 额头也是一片红。
1.2
- no obj.(of the face) glow with a blush（脸）发红, 涨红：
her rich face mantling with emotion.
她那富态的面孔因为激动而涨红。
1.3
- no obj. archaic (of a liquid) become covered with a head or froth〈古〉（液体）布满泡沫, 被泡沫覆盖。
2
- no obj.(of a bird of prey on the ground or on a perch) spread the wings and tail, especially so as to cover captured prey（地面或树上的猛禽）展翅（以遮掩捕获的猎物）。
词源
Old English mentel, from Latin mantellum 'cloak'; reinforced in Middle English by Old French mantel.