alkali

英 ['ælkəlaɪ] 美 ['ælkəlaɪ]

• n. 碱

英英释义

Noun:

1. any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water;

   "bases include oxides and hydroxides of metals and ammonia"
   

2. a mixture of soluble salts found in arid soils and some bodies of water; detrimental to agriculture

例句

用作名词 (n.)

1. This kind of soil contains much alkali.
   这种土壤含碱丰富。
2. The key problem is to overcome alkali in the soil.
   关键在于控制土壤里的碱分。
3. Acid and alkali are the basic concept of chemistry.
   酸和碱是化学的基本概念。
4. Such detergents do not yellow the wool as alkali tends to do.
   这种洗涤剂不会象碱那样使羊毛发黄。

经典引文

• The limitless alkali of the Arizona plains.

  出自： S. E. White

• Little to see but..alkali flats and sand-hills.

  出自： attrib.

词汇搭配

• alkali lye 碱液
• alkali disease 碱毒病,碱性病,碱病...
• alkali amide 氨基碱金属
• alkali soil 碱性土壤,碱土...
• alkali cellulose 碱纤维素
• alkali resistance 抗碱性,耐碱坚牢度...
• alkali salt 碱金属盐,碱盐...
• alkali feldspar 碱性长石
• alkali fastness 耐碱坚牢度
• white alkali 白苏打
• alkali metals 碱金属
• alkali purification 碱法净化
• alkali blue 碱性蓝
• alkali consumption 碱损耗
• alkali flat 盐碱滩,碱覆盖坪...
• alkali basalt 碱性玄武岩
• caustic alkali 苛性碱
• alkali metal 碱金属
• alkali granite 碱性花岗岩
• alkali reserve 碱储藏,硷储备,碱储...

近反义词

【近义词】

• base 底部