| 释义 |
▪ I. moraine|mɒˈreɪn|
[a. F. moraine.]
a. An accumulation of débris from the mountains carried down and deposited by a glacier.
lateral, terminal moraine, a deposit at the side or the extremity of a glacier respectively. medial moraine, a deposit between two conjoining glaciers.
1789Coxe Trav. Switz. II. xxxviii. 3 We crossed some snow..and immediately got upon the moraine, the term given to the stones and earth which the glaciers disgorge on each side. 1863Lyell Antiq. Man xv. 298 The lateral, medial, and terminal moraines of great glaciers. 1878Huxley Physiogr. 159 We generally find, across the end of the glacier, a confused heap of rubbish, known as a terminal moraine.
attrib.1863Q. Rev. CXIV. 410 It seems to be moraine mud. 1878Huxley Physiogr. 163 Bergs break off and float away carrying their burden of moraine matter.
b. In rock-gardening, a bed, often raised, constructed of rubble covered with fine chippings, in an attempt to produce suitable conditions for alpine plants. Also attrib.
1907R. J. Farrer My Rock-Garden i. 14 There..is my toy-garden, my baby moraine, the particular pet joy of my heart. 1914H. H. Thomas Rock Gardening 65 The moraine may be described as a bed or border of varying size, preferably situated on a slight slope, and consisting of broken stone, with which, however, a certain proportion of light, sifted soil is mixed. Ibid. 72 Favourite Moraine Plants. 1931Times Lit. Suppl. 16 Apr. 297/2 This [sc. bad drainage] is..the cause of most failures and disappointments in moraine gardening. 1961W. Ingwersen in W. E. Shewell-Cooper et al. Alpine & Rock Gardening vi. 43 If one moraine is to be divided into limestone and lime-free compartments, then the limestone area must be at the bottom.
▪ II. moraine
obs. form of murrain. |