n. (botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground
n. (linguistics) the form of a word after all affixes are removed
n. a number that, when multiplied by itself some number of times, equals a given number
n. the part of a tooth that is embedded in the jaw and serves as support
词态变化
复数形式:roots
过去分词:rooted
现在分词:rooting
过去式:rooted
第三人称单数:roots
常见例句
1
n canna grown especially for its edible rootstock from which arrowroot starch is obtained
2
any of various usually poisonous plants of the genus Aconitum having tuberous roots and palmately lobed leaves and blue or white flowers
3
the result of adding an affix to a root word n
4
n small genus of bitter-rooted herbs of eastern North America and Asia
5
primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves
