alkali
英 [ˈælkəlaɪ] 美 [ˈælkəˌlaɪ]

n.

碱；

变形

复数：alkalis

英英释义

alkali[ 'ælkəlai ]

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

    同义词：base

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

词组短语

alkali resistance抗碱性，耐碱性；耐碱坚牢度

alkali metal[化]碱金属；[医]硷金属

alkali solution碱性液

alkali liquor碱液

caustic alkali[化]苛性碱

双语例句

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。

权威例句

Diagnosis and improvement of saline and alkali soils
Diagnosis and improvement of saline and alkali soils
Diagnosis and Improvement of Saline and Alkali Soils
Diagnosis and improvements of saline and alkali soils
Conducting films of C 60 and C 70 by alkali-metal doping
Transformation of intact yeast cells treated with alkali cations.
Transformation of intact cells treated with alkali cations. J Bacteriol
Book Reviews: Diagnosis and Improvement of Saline and Alkali Soils
High H$_2$ Uptake by Alkali-Doped Carbon Nanotubes Under Ambient Pressure and Moderate Temperatures
A Chemical Classification of Volcanic Rocks Based on the Total Alkali-Silica Diagram