汉英词典
Chinese-English Dictionary
MEANING OF 生物碱
生物碱 (生物鹼)
alkaloid
〈名〉一类碱性的含氮有机化合物,通常存在于植物体中,有些存在于动物体中。大多是不挥发的晶体,味苦,有毒性,可作药用,如吗啡、尼古丁、可卡因、奎宁等。
shēng () jiǎn
EXAMPLE SENTENCES

目的:观察白屈菜总生物碱(以下简称生物碱)的祛痰止咳作用。

Objective: To observe the expectorant and relieving cough effects of total alkaloid from Chelidonium majus L.

根状茎富有生物碱秋水仙素。

The rhizomes are rich in the alkaloid colchicine.

伊贝母生物碱成分的研究。

Studies on the Alkaloid Constituents of Fritillaria pallidiflora Schrenk.

一个新骨架二萜生物碱

New Skeleton Diterpenoid Alkaloid from Aconitum Vilmorinianum Kom.

赖氨酸是某些生物碱的前体。

Lysine is a precursor of certain alkaloids.

血水草生物碱对鱼毒性较低。

It was observed the toxicity to fish is low.

猪毛菜中生物碱化学成分的研究。

Studies on the alkaloids from Salsola collina Pall.

当然,生物碱也可能作为植物的激素。

Of course, alkaloids can serve as plant hormone as well.

苦参采收期与生物碱含量关系的研究。

Study on Relation between Collecting Stages and Alkaloid Content of Sophora flavescens Ait.

目的研究剑川乌头中的二萜生物碱

Objective To study the alkaloids from Aconitum handelianum.