查询词典 chemicals

Ehrlich proceeded to test large numbers of chemicals for selectivity and discovered the first chemotherapeutic agents, of which Salvarsan, a drug for the cure of syphilis, was the most famous.

艾尔利克继续测试许多种化学物质，并且发现了第一种最为著名的化学治疗剂，沙弗酰，一种专治梅毒的药物。

Normally, to be tasted, a potentially sapid or instable substance must go into solution upon coming in contact with saliva, which limits instable chemicals to watersoluble molecules.

正常来说，要是尝的话，一种潜在的美味或者不稳定的物质必须在进入嘴与唾液接触之前变成液体。这也就限制了不稳定的化学物质为水溶性分子。

The agricultural chemicals and the chemical fertilizer widespread use, causes in the soil the saprophytic parasitic fungus to oppress the antibacterial reduction, thus makes fungi and so on fusarium to multiply massively.

农药及化肥的广泛使用，使土壤中的腐生寄生菌的拮抗菌减少，从而使镰刀菌等真菌大量滋生。

It is our chemicals that scorch the children and our bombs that level the villages.

正是我们的化学武器在烤炙孩子们、是我们的炸弹在焚毁村庄。

Natural aerosols are produced by sea salt, desert dust, volcanic eruptions and smoke from forest fires. Aerosols are also released when cars are driven, chemicals manufactured and fossil fuels burned.

天然的浮质是由海盐、沙漠灰尘、火山爆发物与森林火情的烟雾产生的；同样，汽车开动过程中、制造过程中的化学物与化学燃料燃烧时都会释放出浮质。

There are more than 4,000 chemicals in secondhand smoke.

有4000多种化学品在二手烟里。

Chemicals seep through the brain that cause people to smile or sneer , and these can be controlled.

化学物质渗透大脑，引起人们微笑或冷笑，而这些是可以控制的。

The result showed that mesophyllous cell in cotton was sensitive to plant diseases, insect pests and higher level dose. This result prove that in agricultural environment of south Xinjiang, agricultural chemicals would likely affect ultrastructure of plant,and then destroy natural ecological environment.

结果首次发现，棉株的叶肉细胞对病虫害危害和高浓度药剂处理的反应都很敏感，而低浓度药剂处理后的叶肉细胞趋于正常，表明了在本地区的农业环境条件下，农药可能会影响植物的超微结构并破坏其正常的生理代谢过程。

These chemicals act to sensitize nociceptors, and inhibiting them lessens pain.

这些化学物质使疼痛感受器更敏感，并抑制他们，减轻痛苦。

The groups say some Chinese companies routinely shortchange their employees on wages, withhold health benefits and expose their workers to dangerous machinery and harmful chemicals, like lead, cadmium and mercury.

这家组织说，有些中国公司常常克扣雇员工资，扣留劳保，并且让他们的工人直接暴露于危险的机器和有害的化学物品之下，比如铅、镉以及水银。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。