基本单位

Amino acid is fundamental unit of protein, which plays an important role in life activity of biology.

氨基酸是蛋白质的基本单位，在生物的生命活动中起着十分重要的作用。

The SI system therefore takes the ampere as one of its fundamental units.

因此，SI制取安培作为它的基本单位之一。

The rhythm in music is composed of one stressed tempo and two stressed tempos. There are five combinations of them in practical use: Iamb, anapest, trochee, dactyl, amphibrach.

节奏被看成是模式，它的基本单位是由一个强拍加上一两个弱拍而组成的，在实践中，这些弱拍同强拍相结合，导致出五种不同类型的节奏组：抑扬格，抑抑扬格，扬抑格，扬抑抑格，抑扬抑格。

A p orbital with one fundamental unit of angular momentum,{Planck constant}, is shaped somewhat like a dumbbell ({Planck constant} is Planck's constant, h, divided by 2p).

s轨道角动量为0，轨域为球形。p轨道有1个角动量基本单位，轨域为哑铃状(为普朗克常数除以2π)。

Arginine is an amino acid, the building block of proteins, and as such is found in virtually every cell in the human body, as well as other mammalian bodies.

精氨酸是一种氨基酸，氨基酸则是构成蛋白质的基本单位，人类的每个细胞都是这样的，其他哺乳动物也是如此。

The atomic formula is called atom for short in predicate calculus.

原子；组合电路单元；基本单位

Family is the basal unit of society.

家庭是社会的基本单位。

The results show that the bounding surfaces of study reservoir can be divided into six grades, lithofacies into eleven kinds and architectural elements into four kinds, among which the architectural element restricted by the fourth bounding surface is the most primary unit.

结果表明，目的储层可划分为6级层次界面、11种岩石相类型、4种建筑结构要素，其中4级界面限定的成因砂体为研究的基本单位。

Building block of proteins; containing an amino group and a carboxylic acid group.

组成蛋白质的基本单位，含有一个氨基和一个羧酸基。

After years studying the microscropic structure of plants, he proposed his cell theory Contributions to Phytogenesis(1838), in which he stated that the various plant structures are all composed of individual cells.

经过多年对植物显微结构的研究，他在1838年发表了的《植物发生论》中提出了细胞学说，指出细胞是构成植物体各种结构的基本单位。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷