您要查找的是不是:
- Sulphur can be used to make gunpowder. 硫磺可以用来制造火药。
- A whiff of ether will put you out in a few seconds. 一剂乙醚几秒钟后就会使你失去知觉。
- Sulphur was not identified as an element until1810. 1810年以前还没有认出硫是一种元素。
- sulphuric ether 硫醚
- Today's news goes into the ether and is soon forgotten. 今天的新闻广播听後不久即置於脑後了。
- It was once believed that light waves traveled through the ether. 人们曾经相信光波在以太中穿过。
- We make superphosphate by reacting rock phosphate with sulphuric acid. 我们使磷酸盐岩同硫酸发生化学反应制造过磷酸钙。
- This medicine smacks of sulphur. 这种药带有一点硫磺气味。
- Ether was used formerly to put a patient to sleep before an operation. 从前人们在手术前用乙醚来使病人昏睡。
- The hospital smelled of formaldehyde and ether. 医院里充满甲醛和乙醚的味道。
- Please treat the material with sulphuric acid. 请用硫酸处理这种材料。
- He went off at the first whiff of ether. 他一吸入醚就失去知觉。
- Sulphur is a constituent of gunpowder. 硫是火药的组分。
- A sulphuric acid spill polluted the East River. 硫酸泄漏污染了东江。
- He lost consciousness at the first whiff of ether. 他一嗅到乙醚便失去了知觉。
- Sulphur gases were emitted by the volcano. 硫磺气体由火山喷发出来。
- A whiff of ether win put you out ha a few seconds. 吸一口乙醚会使你在几秒钟内昏迷过去。
- Sand, but blue as the flame of burning sulphur. 但是蓝得象是硫磺燃烧产生的火焰。
- A cotton wad that was impregnated with ether. 浸透了醚的棉花团
- Sulphur status, in general, is satisfactory. 硫的状况一般较好。