| 单词 | frost heaving |
| 释义 | > as lemmasfrost heaving frost heaving n. the (esp. vertical) displacement of soil or objects caused by the expansion of groundwater on freezing; cf. frost thrusting n. ΚΠ 1844 Amer. Agriculturist Sept. 275/2 The plant seldom acquires sufficient depth and strength of root to stand the frost heaving of winter. 1929 Jrnl. Geol. (Chicago) 37 430 The maximum amount of frost heaving that occurs during cold winters..is not known. 2005 Providence (Rhode Island) Jrnl. (Nexis) 22 Sept. d6 Every winter, frost heaving of the concrete slabs plays a role in breaking up the asphalt surface. < as lemmas |
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