chemical formula

音标发音

Teacher: What is the chemical formula for water? Pappu: HIJKLMNO!
老師：水的化學式是什麽？
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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.
人們創造了這種機制，但是它變得過於龐大，人們再也無法理解一台蒸汽機或一個簡單的化學式那樣的方式去理解它。
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.
根據Dantus的說法，這項技術甚至能區別出兩個化學同分異搆躰—有同樣的化學分子式但不一樣的原子排列—之間的不同。

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