pyrone

英式音标：['paɪrəʊn]

美式音标：['paɪroʊn]

词义：

n.

吡喃酮；

英英释义

Pyrone

[[2-Pyrone]]

以上来源于:Wikipedia

用法：

权威例句

2-Pyrone natural products and mimetics: isolation, characterisation and biological activity

An antifungal gamma-pyrone and xanthones with monoamine oxidase inhibitory activity from Hypericum brasiliense

Treatment of lymphedema of the arms and legs with 5,6-benzo-[alpha]-pyrone

Internal Photoaddtion Reactions of 2-Pyrone and N-Methyl-2-pyridone: A New Synthetic Approach to Cyclobutadiene

Photochemical transformations. XLVI. Photochemistry of 4,6-dimethyl-2-pyrone in methanol

In vitro study of the insulin-like action of vanadyl-pyrone and -pyridinone complexes with a VO(O4) coordination mode.

Inactivation of chymotrypsin by 5-benzyl-6-chloro-2-pyrone: 13C NMR and X-ray diffraction analyses of the inactivator-enzyme complex

Synthesis of functionalized alpha-pyrone and butenolide derivatives by rhodium-catalyzed oxidative coupling of substituted acrylic a...

Chemical modification and structure-activity relationships of pyripyropenes. 3. Synthetic conversion of pyridine-pyrone moiety

Tipranavir (PNU-140690):  A Potent, Orally Bioavailable Nonpeptidic HIV Protease Inhibitor of the 5,6-Dihydro-4-hydroxy-2-pyrone Su...

造句：

1. " And " , " but " and " whereas " are conjunctions.

and, but 和whereas是连词.

来自《简明英汉词典》

2. A miracle is something that seems impossible but happens anyway.

奇迹就是看似不可能，却发生了。

来自电影《黑衣人3》

3. For what do we live, but to make sport for our neighbours, and laugh at them in our turn?

我们活着是为了什么？不就是给邻居当笑柄，再反过来笑他们。

来自《傲慢与偏见》

4. English has hurt me a thousand times, but I still regard it as my first love.

英语伤我千百遍，我待英语如初恋。

来自金山词霸 每日一句

5. The happiest are not those who own all the best things, but those who can appreciate the beauty of life.

最幸福的人们并不一定什么都是最好，只是他们懂得欣赏生活的美好。

来自金山词霸 每日一句

[ but 造句 ]