chemical formula

音标发音

Teacher: What is the chemical formula for water? Pappu: HIJKLMNO!
老师：水的化学式是什么？
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Man created it, but it has grown too large for the mind of any man to understand in one conception as a mind understands a steam engine or a simple chemical formula.
人们创造了这种机制，但是它变得过于庞大，人们再也无法理解一台蒸汽机或一个简单的化学式那样的方式去理解它。
according to Dantus, the technique can even tell the difference between chemical isomers — chemicals with the same chemical formula but a different arrangement of atoms.
根据Dantus的说法，这项技术甚至能区别出两个化学同分异构体—有同样的化学分子式但不一样的原子排列—之间的不同。

He spent six months calculating the chemical formula and equations needed to produce the polymer.
FORBES: The Science of Small
American participation in a chemical weapons ban is — and will under all foreseeable circumstances remain — simply a formula for unilateral U.S. chemical disarmament.
CENTERFORSECURITYPOLICY: Center for Security Policy Submitted Testimony Of Frank J. Gaffney, Jr. Before A Joint Hearing Of The Senate Governmental Affairs Committee And The Permanent Subcommittee On Investigations