单词	ultisol
释义	ultisol /ˈʌltɪsɒl / noun Soil Science A highly weathered leached red or reddish-yellow acid soil with a clay-rich B horizon, occurring in warm, humid climates.Upland soils are highly weathered alfisols and ultisols, with large clay fractions and chert intermixed throughout the profile.... Very thick root mats inside forest litter have been described in undisturbed tropical forests growing on atypical soils such as giant podzols, but less dramatic root mats can be found beneath forests on more typical oxisols and ultisols. The species is extremely rare throughout its range, being known from wet savannas on calcium-influenced ultisol soils in southeastern North Carolina, Florida and Georgia. Origin 1960s: from ultimate + Latin solum 'soil'.
随便看	wheat wheat belt wheat bunt wheat cocky wheatear wheaten wheaten terrier wheatgerm wheatgrass wheatish Wheatley, Phillis wheat lumper wheatmeal Wheaton Wheatstone bridge Wheatstone, Sir Charles whee wheech wheedle wheedler advanced placement advanced student Advanced Subsidiary advanced subsidiary level Advanced Supplementary

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。