Crystal
01
a solid substance formed when a chemical compound solidifies, with atoms arranged in a highly regular, repeating pattern
例子
The chemist examined the crystal under a microscope.
02
a rock or mineral formed by the solidification of a substance, with regularly repeating internal structure and often distinct external faces
例子
The geologist found a crystal embedded in the rock.
03
a crystalline component used in electronic devices to control or stabilize electrical signals
例子
Engineers tested the crystal's performance in the sensor.
04
a transparent protective cover that shields the face of a watch
例子
A cracked crystal was replaced to restore the watch's appearance.
05
glassware made from quartz or containing quartz components, valued for clarity, brilliance, and decorative or functional use
例子
She admired the crystal vase on the mantelpiece.
06
colorless, high-purity glass, typically made from nearly pure silica, used as a raw material for decorative, functional, or industrial purposes
例子
Lighting fixtures sometimes incorporate crystal for refracting light.
07
冰毒, 甲基苯丙胺晶体
methamphetamine, especially in crystalline form, often smoked or ingested
Slang例子
Some users smoke crystal for a long-lasting high.
一些用户吸食冰毒以获得持久的快感。
