二分子的

Examples of humectants include lactic acid, urea (the urea found in creams is synthetically produced by combining one molecule of carbon dioxide with two molecules of ammonia and not obtained from urine), hyaluronic acid (able to retain 1000 times its weight of water), propylene glycol, glycerin, sorbitol, gelatin, lecithin, sodium pyrrolidone carboxylic acid, and butylene glycol.

常见的湿润剂有乳酸，尿素（面霜里的尿素来自于二氧化碳和氨分子的合成而不是从尿中提取的），透明质酸（能保持自身成分1000倍的水分），丙二醇，丙三醇，山梨糖醇，明胶，卵磷脂，吡咯钠，羧基酸和丁二醇。

In peptides and proteins, the sulfur atoms of two cysteine molecules are bonded to each other to make cystine, another amino acid.

在和蛋白质中，二个半胱氨酸分子的硫原子彼此键合，而形成另一种氨基酸－－胱氨酸。

In peptides and proteins, the sulfur atoms of two cysteine molecule s are bonded to each other to make cystine, another amino acid.

在和蛋白质中，二个半胱氨酸分子的硫原子彼此键合，而形成另一种氨基酸－－胱氨酸。

In peptides and proteins, the sulfur atom s of two cysteine molecules are bonded to each other to make cystine, another amino acid.

在和蛋白质中，二个半胱氨酸分子的硫原子彼此键合，而形成另一种氨基酸－－胱氨酸。

In peptides and protein s, the sulfur atoms of two cysteine molecules are bonded to each other to make cystine, another amino acid.

在和蛋白质中，二个半胱氨酸分子的硫原子彼此键合，而形成另一种氨基酸－－胱氨酸。

Rotational Raman spectrum of a diatomic molecule.

一个二原子分子的转动Raman光谱。

The domains Ca2 and Ca3 are responsible for the dimerization of a-heay chains in immunoglobulin A molecules under natural conditions.

在天然状态下，IgA分子的Ca2和Ca3结构域负责重链的二聚体化。

Its static polarizability aand second-order hyperpolarizability γ are calculated by the use of a finite field approach.

通过有限场方法，我们计算了该分子的静极化率α和二阶高阶极化率γ。

The conformations of α-monosubstituted cyclododecanones have been studied by means of molecular dynamics computations, single crystal X- ray analysis and ~1H NMR.

利用分子力学计算，单晶X射线分析和~1H NMR技术研究了α-单取代环十二酮的构象。

So far, nsLTP was proposed to promote the spreading of systemic acquired resistance signal in arabidopsis, and induce the adhesion of the pollen tube to an artificial stylar matrix in vitro, suggesting a receptor-like molecule likely exists in the cell membranes.

三级结构主要由四个α-螺旋组成，四个α-螺旋由四对二硫键相连，形成一个能结合各种脂质分子的疏水性孔穴。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。