单词 | trial pit |
释义 | > as lemmastrial pit trial pit n. ΚΠ 1905 D. MacKenzie Let. in Observer (1962) 11 Feb. 11/3 The many preliminary trial-pits sunk in the early years of the excavation. 1966 R. Ashworth Highway Engin. iii. 49 The soil survey involves an exploration of the soil conditions along the proposed road alignment by means of boreholes or trial pits. < as lemmas |
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