root n. 魯特〔姓氏〕。 n. 1.(草木、毛發(fā)等的)根;根菜,食用菜根;根莖,地下莖;塊根;有根植物,草木,草;〔pl.〕根菜類;(山)麓。 2.根本,根源,原因;本質;基礎,根柢;【語言學】詞根;根詞;【數(shù)學】根數(shù),根。 3.祖先;【圣經(jīng)】子孫。 4.【音樂】和弦基音。 the root of a tooth 牙根。 the root of all evil 禍根。 the root of a gem 玉根〔毛玉的非玉部分〕。 a cubic [second, square] root 立方[平方]根。 at (the) root 根本上。 be at the root of 是…的根本[基礎]。 by the root(s) 連根,從根部,從根源 (pull up by the roots 連根拔除,根除)。 get at [go to] the root of 追究…的根底,追查…的真相。 lay the axe to the root of 根本改革;治本。 root and branch 完全,都;徹底地,急進地。 strike at the root of 打擊…的根部,徹底摧毀。 strike [take] root 生根;扎根;固定,固著。 to the root(s) 充分地;竭力地;徹底地。 vi.,vt. (使)生根;(使)固定;(使)固著;〔比喻〕深深種下,使根深蒂固。 Terror rooted him to the spot. 嚇得他呆立不動。 root up [out] 連根拔除(雜草等);肅清(反叛等)。 adj. 根的;根本的。 a root idea 根本思想。 vt.,vi. (豬等)用鼻子掘(地);搜尋 (for)。 R-, hog, or die. 〔美國〕拚命干啊,不然就得餓死。 vi. 〔美俚〕應援,聲援;支持,贊助;歡呼,喝彩。
"查查詞典"手機版
千萬人都在用的超大詞匯詞典翻譯APP
例句與用法
At maturity the root system is extensively nodulated . 在成熟時,根系普遍具有根瘤。
Root systems have had to be excavated without the aid of water . 根系必須在不用水的情況下掘取。
The root system of the apple tree grows in proportion to the top . 蘋果根系的生長與樹冠生長成正比。
The root system of the soybean consists of a taproot formed by the radicle . 大豆的根系包括由胚根形成的主根。
Thus, the fungal isolate appeared able to influence both the development and form of its host's root system . 因此,真菌分離物似乎能影響其寄主根條的發(fā)育和形成。
Differences in the requirements of plant species for potassium fertilization are often attributable to the kind and activity of the root system . 各種植物對鉀肥的不同需求,常歸因于根系的特性和活力。
Research progress on effects of light on crop root system 光對作物根系影響研究進展
Visualized modeling system of three - dimensional roots system growth 植物根系生長的三維可視化模擬
Study on root system development ability of alfalfa cultivars 不同紫花苜蓿品種根系發(fā)育能力的研究
Investigation of cotton root system growth status under drip irrigation 滴灌棉花根系生長狀況調查啟示
In mathematics, a root system is a configuration of vectors in a Euclidean space satisfying certain geometrical properties. The concept is fundamental in the theory of Lie groups and Lie algebras.