prepare 高考四级六级

We must be prepared for all contingencies.

"我们要作好各种准,以防意外。"

Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation,hydrogenation,cyclization with an overall yield of 8.05%.

以苯甲酰氯原,经酰化,还原,反应成左旋西替利嗪盐酸盐,反应总收率8.05%。

Prepare to alight, for we are almost there.

我们马上要到了, 准下车吧。

Abstract A lightfast aq. polyurethane emulsion for leather finishing was prepared mainly from aliphatic isocyanate.

选择脂肪族异氰酸酯主要原，制了一种耐光型水性聚氨酯皮革涂饰剂。

Methods Prepared decoction and infusion of Usnea diffracta.

方法制破茎松萝水煎液、水浸液。

Twelve derivates of S-tetrazine including three of 1,6-dihydro-S-tetrazines prepared recently were screened by pesticide activity.

12个S四嗪衍生物,包括3个新成的1,6二氢S四嗪衍生物,除草、杀菌、杀虫活性进行筛选。

Right now they are preparing themselves for the Olympic Games.

眼下他们正在参加奥运会作准。

We are preparing to have negotiations with the enemy.

我们准同敌人谈判。

Tom is careless in preparing his lesson.

汤姆准功课不细心。

I prepared the ground for the seeds.

我整理好土地准播种。

They are preparing for war on a large scale.

他们正在大规模地战。

He is busy in preparing for the examination.

他忙着准考试。

Strive for the best, prepare for the worst.

作最坏的打算,争取最好的结果。

The doctor prepared to prescribe a receipt.

医生准开个药方。

We were not prepared for the rain.

我们下雨毫无准。

She is preparing herself as a teacher.

她正在当教师做准。

She is preparing a substantial meal against his return.

她正在准一顿丰盛的饭菜他接风。

Early experiments with military rockets prepared the ground for space travel.

早期军用火箭的试验太空飞行奠定了基础。

The planetarium staff also prepared talks for radio broadcast.

天文馆的工作人员还要准讲稿给电台广播。

Conclusion Unguentum Rhizome coptidis prepared in the paper could be widely used in clinic.

结论所研制的复方黄连膏与制工艺具有临床推广应用价值。