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采用山蒼子油提取得到的檸檬醛和丙酮等為主要原料合成鳶尾酮.用英語怎么說？

采用山蒼子油提取得到的檸檬醛和丙酮等為主要原料合成鳶尾酮.

Irone was obtained through three steps reactions with citral and acetone base catalyst to give pseudoionone.

irone

n. 鳶尾酮；

was

v. 用來表示某人或某物即主語本身，用來表示某人或某物屬于某一群體或有某種性質（ be的過去式），在，存在，不受干擾；

obtained

v. 獲得( obtain的過去式和過去分詞 )，買到，（規則、制度、習俗等）存在，流

through

prep. 通過，穿過，經由，透過，憑借；adv. 從頭到尾，徹底，自始至終；adj. （電話）接通，通話完畢，有洞的，直達的；

three

num. 三，三個，第三（章，頁等）；n. 三歲，三個人[東西]，三，三個；adj. 三的，三個的；

steps

n. 級別( step的名詞復數 )，腳步，步驟，步伐；v. 舉步，行走，跨步( step的第三人稱單數 )，離開(along)，（尤指馬）輕快地走，（跳舞時）合著節拍走；

reactions

n. 反應( reaction的名詞復數 )，反動，反對，反作用力；

with

prep. 和，跟，隨著，關于，和…一致；

citral

n. 檸檬醛；

and

conj. 和，與，而且，于是，然后，因此；

acetone

n. 丙酮；

base

n. 基礎，基地，根據，基數（如十進制的10 和二進制的2）；vt. 基于，把…建立在，把…放在或設在（基地），把…置于底座（或基座）上；adj. 卑鄙的，低級的，賤的，劣的，庶生的；

catalyst

n. <化>觸媒，催化劑，〈比喻〉觸發因素，促進因素，〈口〉有感染力的人；

to

prep. 向，朝著，到，關于，屬于；adv. 朝一個方向的，到某種狀態，關閉；

give

vt.& vi. 給予，贈送，作出；vt. 供給，產生，舉辦，（為購買某物或做某事而）支付；vi. （物體）塌下，讓步；n. 伸展性，彈性；

...the spiralling vortex airflow that slows the plane.
使飛機減速的螺旋形氣流渦旋

You just go on ahead. I'll come by later...
你只管先往前走。我隨后就來。

He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打兒子的,是恨惡他;疼愛兒子的, 趁早管教.

For further information, please contact 414 3925, extension 2253.
詳情請致電414 3925,轉分機2253。

He sat there while I made the case for his dismissal...
他坐在那兒，聽我陳述解雇他的理由。

Baroness Thatcher's claims seem credible to many.
撒切爾女男爵的主張在很多人看來是可信的。

Nothing to be got without pains but poverty.
一份耕耘，一份收獲。

This decree obliges unions to delay strikes.
該法令迫使工會推遲罷工。

The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索權當有支付義務的第一方不能支付時，可以向商業票據的背書人要求支付的權力。

In chapter 3, the design project of IRL system is introduced.
第三章, 闡述了IRL系統的設計方案.

The prelude was as iridescent as a prism in a morning room.
這個序曲就象清晨房間里的一塊三棱鏡一樣燦爛輝煌.

Invisibility. So I could sneak around and go places I shouldn't.
隱身術. 那我就可以四處潛行并且去我不該去的地方.

His opponents were still obsessed by his seeming invulnerability.
他的對手還仍然對他表面上的堅不可摧感到棘手.

A computer program that enables a user to connect to IRC.
可以使用戶連接到在線聊天系統的計算機程序.

Objective: This paper was designed to explore the etiology of IPL ( Implant Periapical Lesion ).
目的: 探討種植體尖周病損的發病原因.

This is an inward curve.
這是一條向里彎曲的曲線.

The hydrated proton has been included in the calculations as one ion.
水合質子作為一種離子包括在計算中.

Each group has 10 models made in IPS - Empress and 10 made in In — ceram Alumina.
每組20個,IPS-Empress和In-ceramAlumina 各10個,在微機上建立天然牙的三維有限元模型.

OBJECTIVE : To study the effect of voltage on drug transdermal iontophoresis.
目的: 研究藥物的電壓與離子導入速率的關系.

The seller has to issue a tax invoice.
銷售者必須開具稅務發票.

Objective To study the clinic features and prognosis of juvenile rheumatoid arthritis ( JRA ) - associated iridocyclitis.
目的探討幼年類風濕性關節炎 ( JRA ) 并虹膜睫狀體炎的臨床表現及預后、轉歸.

In 71 COPD patients, the total positive rate of IOS parameters is 90.1 %.
71例COPD患者, IOS阻抗參數總體陽性率90.1%.