xe
xe — noun
1. a heavy noble gas that exists in tiny amounts in the Earth's atmosphere, does no
a heavy noble gas that exists in tiny amounts in the Earth's atmosphere, does not react easily with other substances, and gives off a bluish glow when an electric current runs through it
Dr. Patel ordered a new cylinder of xe for her laser experiment.
xe as a physical substance in a container
Dr. Chen passed a current through the tube and the xe inside glowed with a distinctive blue-violet light.
The CERN team filled the detector with liquid xe to catch faint signals from dark matter.
Tomás filled the glass tube with pure xe and sealed both ends.
Mayumi checked the xe gas pressure before switching on the lab's main detector.
用法筆記
In everyday English the full name 'xenon' is almost always used. The short form 'xe' appears mainly in lab notes, technical labels, and informal scientific writing.
常見錯誤
xe — abbreviation
1. the written sign that stands for the chemical element xenon, used in formulas, t
the written sign that stands for the chemical element xenon, used in formulas, the periodic table, and scientific notation
Amara pointed to Xe on the wall chart and called out group 18.
periodic table context
Professor Okonkwo asked the class to find Xe on the periodic table and list its properties.
Nadia studied the lab printout and wrote 'Xe' next to the highest number on the page.
NASA's Dawn spacecraft used Xe-powered engines for its long journey through deep space.
The hospital doctor wrote 'Xe 30%' on the patient's medical chart.
用法筆記
Always written with a capital X and lowercase e: Xe. In handwritten notes it is sometimes underlined to avoid mix-ups with other chemical symbols.