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biological

adj. 生物學的，生物的，與生物學相關的，有血親關系的；n. [藥]生物制品，生物制劑；

activities

n. 活動( activity的名詞復數(shù) )，活力，活動力；

of

prep. 關于，屬于…的，由…制成；aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣]；

amphoteric

adj. 兩性的；

to

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

higher

adj. 高高的，高級的，上級的，高等的，高的( high的比較級 )，高尚的，高地的，高級的；

or

conj. 或，或者，還是，不然，否則，左右；prep. <古、詩>在…之前，比…更早；n. [紋章]黑金色、黑色；

lower

adj. 下方的，在底部的，較低級的；v. 降低，減少，縮小；

organisms

n. 有機物( organism的名詞復數(shù) )，有機體，生物，有機體系；

were

be的過去時復數(shù)和第二人稱單數(shù)形式，有時代替 was,用于條件從句、動詞 wish 之后等；

introduced

adj. [醫(yī)]引種的，引進的；v. 提出( introduce的過去式和過去分詞 )，介紹，引進，作為…的開頭；

...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(zhuǎn)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(yè)票據(jù)的背書人要求支付的權力。

Well , why didn't you tell me this before we decided forego R & amp; D.
為什么不在我們決定超過R & amp; D公司之前告訴我這件事.

Research shows that the Japanese ampelopsis root has an anti - cancer effect.
研究表明,白蘞有抗癌作用.

Amphetamine is a drug that stimulates the central nervous system.
安非他命是一種會刺激中樞神經(jīng)系統(tǒng)的毒品.

Treatment of 3 - aminopyridine with AFA at room temperature gave 3 - formamidopyridine in 95 % yield.
在室溫下 3- 氨基吡啶與甲乙混酸酐反應制得3-酰胺基吡啶,產(chǎn)率為95%.

He lives in amity with his neighbours.
他和他的鄰居相處得很和睦.

Objective : To synthesize aminothiazole and its analogs, and evaluate their anti - influenza virus activity.
目的: 合成氨基噻唑類衍生物并研究其抗流感病毒活性.

TAXONOMIC DISCUSSION OF MEGOPHRYS LATERALLS ( ANDERSON ) AND RELATED SPECIES ( AMPHIBIA: PELOBATIDAE )
白頜大角蟾及其相關物種的分類探討 ( 兩棲綱: 鋤足蟾科 )

Biological activities of amphoteric surfactants to higher or lower organisms were introduced.
介紹了兩性表面活性劑的生理活性.

Areliable method for the determination of trace amitraz in tea by gas chromatography was presented.
研究應用氣相色譜法測定茶葉中痕量雙甲脒殘留物的分析方法.

The starch - containing cells may also contain amorphous protein known as gluten.
含淀粉的細胞可能也含有無定形的蛋白質(zhì)即谷蛋白--俗稱面筋.

Hydrogen is used extensively in industry for the production of ammonia.
氫氣在工業(yè)上廣泛用于制氨。

Their instincts warned them something was amiss.
他們直覺上感到有什么地方不對勁兒。

The nuclei of endosperm are amitosis and its division is not synchronous.
胚乳核為無絲分裂,分裂不同步.

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介紹了兩性表面活性劑的生理活性.用英語怎么說？

介紹了兩性表面活性劑的生理活性.

Biological activities of amphoteric surfactants to higher or lower organisms were introduced.