crystal

名词 crystal:

1. a solid formed by the solidification of a chemical and having a highly regular atomic structure
2. a crystalline element used as a component in various electronic devices
3. a rock formed by the solidification of a substance; has regularly repeating internal structure; external plane faces
   同义词：crystallization
4. colorless glass made of almost pure silica
   同义词：quartz glass, quartz, vitreous silica, lechatelierite
5. glassware made of quartz
6. a protective cover that protects the face of a watch
   同义词：watch crystal, watch glass

1. She made her meaning crystal clear.
   她把她的意思解释得清清楚楚。
2. I lost my crystal necklace at the party.
   我在晚会上丢失了水晶项链。
3. A solid compound containing water molecules combined in a definite ratio as an integral part of the crystal.
   水合物结晶中有一定比例水分子成分的固体化合物，其中水分子与晶体的含量为一固定比例
4. This set of crystal wine cups is very expensive.
   这套水晶玻璃酒杯非常昂贵。

crys.tal

n.（名词）

A homogenous solid formed by a repeating, three-dimensional pattern of atoms, ions, or molecules and having fixed distances between constituent parts.
晶体：一种由原子、离子或分子作重复和立体型排列而形成的均质固体，在组成部分之间有固定的距离
The unit cell of such a pattern.
晶胞：这种结构的单位细胞
A mineral, especially a transparent form of quartz, having a crystalline structure, often characterized by external planar faces.
水晶：一种具有晶体结构的矿石，尤指石英的一种透明形态，通常其晶面在同一平面上

A natural or synthetic crystalline material having piezoelectric or semiconducting properties.
石英：一种天然的或人造的晶体材料，具有压电性和半传导性
An electronic device, such as an oscillator or a detector, using such a material.
石英片：一种用该种材料制成的电子部件，如振荡器和检波器

A high-quality clear, colorless glass.
水晶玻璃：一种优质透明的无色玻璃
An object, especially a vessel or an ornament, made of such glass.
水晶玻璃制品：用这种玻璃制成的物品，尤指器皿或饰物
Such objects considered as a group.
水晶制品：被看作一个整体的该种制品
A clear glass or plastic protective cover for the face of a watch or clock.
水晶面：一个覆盖在钟表表面的、起保护作用的透明玻璃或塑料片
Slang A stimulant drug, usually methamphetamine, in its powdered form.
【俚语】 兴奋剂：一种粉末状的兴奋剂，通常是氨基丙苯
adj.（形容词）
Clear or transparent:
透明的，清澈的：
例句：
a crystal lake; the crystal clarity of their reasoning.
清澈见底的湖；他们推理的透彻性

来源：
Middle English cristal
中古英语 cristal
from Old French
源自 古法语
from Latin crystallum
源自 拉丁语 crystallum
from Greek krustallos * see kreus-
源自 希腊语 krustallos *参见 kreus-