Helenium

英式音标：

美式音标：

词义：

释义

堆心菊属；

英英释义

Helenium

n.genus of American herbs with flowers having yellow rays: sneezeweeds

同义词：genus Helenium

用法：

权威例句

BioOne Online Journals - Systematic Botany - 30(4):887 - Full Text

Guaianolide α-arabinopyranosides from Helenium amarum

Antiproliferative sesquiterpene lactones from the roots of Inula helenium.

Antimycobacterial eudesmanolides from Inula helenium and Rudbeckia subtomentosa

Constituents of Helenium Species. XIII. The Structure of Helenalin and Mexicanin A

Tumor cell specific toxicity of Inula helenium extracts.

Antitumor sesquiterpene lactones from Helenium microcephalum : Isolation of mexicanin-E and structural characterization of microhele...

Chemical Composition of the Essential Oil of Helenium amarum (Raf.) H. Rock from Cuba

Toxicity and milk bittering properties of tenulin, the major sesquiterpene lactone constituent of Helenium amarum (bitter sneezeweed).

Constituents of Helenium species—XVI

造句：

1. A tall, coarse plant(Inula helenium) native to central Asia, having rayed yellow flower heads. The roots are used medicinally.

土木香大型粗糙的植物（土木香旋覆花属），原产于中亚，花黄色，头状花序呈辐射状向四周延伸，根入药。

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2. Objective:to study the chemical constituents of the essential oil of Inula helenium L. were extracted by steam distillation(SD)and supercritical-CO2 fluid(SFE).

目的：研究土木香挥发油的化学成分，并比较水蒸气蒸馏提取（SD）与超临界CO2萃取（SFE）所得土木香挥发性成分的差异。

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3. Objective:to study the chemical constituents of the essential oil of Inula helenium L. were extracted by steam distillation(SD)and supercritical-CO2 fluid(SFE).

目的：研究土木香挥发油的化学成分，并比较水蒸气蒸馏提取（SD）与超临界CO2萃取（SFE）所得土木香挥发性成分的差异。

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4. A tall, coarse plant(Inula helenium)native to central Asia, having rayed yellow flower heads.The roots are used medicinally.

土木香大型粗糙的植物（土木香旋覆花属），原产于中亚，花黄色，头状花序呈辐射状向四周延伸，根入药

-- 来源 -- 英汉 - 短句参考

5. any of various plants of the genus Helenium characteristically causing sneezing.

任何堆心菊属能引起喷嚏的植物。

-- 来源 -- 汉英 - 翻译参考