crystal
['krɪs.təl] noun
GLASS 玻璃
ADVANCED uncountable
■transparent glass of very high quality, usually with its surface cut into delicate patterns 水晶玻璃•a crystal vase水晶玻璃花瓶 countable US
■a transparent glass or plastic cover for a watch or clock （手表或钟表的）玻璃（或塑胶）盖片
['krɪs.təl] noun
SHAPE 形状
countable specialized
■a piece of a substance which has become solid, with a regular shape 结晶体•When sea water is allowed to evaporate, salt crystals are deposited.海水蒸发后，盐的结晶体就沉淀下来。 •Cirrus clouds are composed of ice crystals.卷云是由冰的结晶体构成的。
['krɪs.təl] noun
ROCK 岩石
countable or uncountable
■clear transparent rock which is used in jewellery, or a piece of this 水晶；水晶饰品•a pair of crystal earrings一对水晶耳环
['krɪs.təl] noun
crystal clear
■extremely clear 清澈透明的•crystal clear water清澈的水 ■very easy to understand 清楚明了的；明白无误的；显而易见的•The evidence is now crystal clear.现在证据很清楚了。 •She made it crystal clear that she was in charge.她明确表明由她负责。 |