This substance has now been cloned by molecular biologists.
这种物质现已被分子生物学家克隆。
This substance has an affinity for water.
这物质和水有亲和力。
This substance should not come into contact with food.
这种物质切莫与食物接触。
This substance takes fire easily.
这种东西容易着火。
This substance is called propolis.
这种物质被称为蜂胶。
This substance is extracted from seaweed.
这种物质是从海藻中提取的。
This substance is soluble in alcohol.
这种物质能够溶解在酒精中。
The body then can store this substance.
人体能储存这种物质。
This substance will gel together when they are heated.
当加热的时候，这种物质会粘稠在一起。
This substance can never induce resistance in bacteria.
从来没有这种物质能诱发细菌耐药。
The cells of this substance are closely packed together.
这种物质的细胞聚得很紧密。
Nobody knew the composition of this substance before now.
以前没有人知道该物质的组成。
This substance reacts one-tenths as fast as the other one.
这种物质的反应速度是另一物质的十分之一。
This substance reacts three times as fast as the other one.
这种物质反应的速度是另一种物质的三倍。
The molecules of this substance are long string like fibers.
这种物质的分子是许多长丝状的纤维。
This substance is secreted from cell in the intestinal walls.
这种物质是从肠壁的细胞中分泌出来的。
Whether be heated or not, this substance will not dissolve in water.
不管是否加热，这种物质都不会溶解于水。
He treats this substance with the acid more carefully than before.
他比以前更小心地用酸来处理这种物质。
Account should be taken of the low melting point of this substance.
应该考虑到这种物质的熔点低。
The heat stability and acid stability of this substance were also examined.
并对该物质的热稳定性、酸碱稳定性、纸层析和纸电泳迁移作了研究。
If this substance can not conduct electricity, neither will it conduct heat.
如果这种物质不传电，它也就不传热。
The formation process of this substance provides a new way to remove the oil in food waste.
该物质的形成对餐厨垃圾中油脂的去除提供了新的思路和途径。
This substance increases pain tolerance, counters stress and imparts a feeling of well-being.
这种物质增加对疼痛的耐受性，对抗紧张，并给人以健康的感觉。
We now understand that it's this substance that keeps people smoking, despite all the warnings.
正是尼古丁让人不顾警告，吸烟成瘾。
This substance causes your baby's intestine to absorb more bilirubin back into his body than normal.
这种物质能促使婴儿的肠道吸收更多的胆红素，又回到身体中。
Scientists are still not very clear about the chemical and physical characteristics of this substance.
科学家们仍然不很清楚这种物质的化学特性和物理特性。
This substance can be reduced to a single chemical and oxygen by passing an electrical charge through it.
通电后，这种物质可以被分解为一种单一的化学制品和氧。
Beeswax a natural wax made by bees in the cell walls of honeycombs, this substance is a natural emulsifier used in cosmetics.
由天然蜡蜂蜡在蜂巢的蜜蜂作出细胞壁，这种物质是一种天然乳化剂在化妆品中使用。
Beeswax a natural wax made by bees in the cell walls of honeycombs, this substance is a natural emulsifier used in cosmetics.
由天然蜡蜂蜡在蜂巢的蜜蜂作出细胞壁，这种物质是一种天然乳化剂在化妆品中使用。
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