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effortless    音标拼音: ['ɛfɚtləs]
a. 容易的,不费力气的

容易的,不费力气的

effortless
adj 1: requiring or apparently requiring no effort; "the
swallows glided in an effortless way through the busy
air" [ant: {effortful}]
2: not showing effort or strain; "a difficult feat performed
with casual mastery"; "careless grace" [synonym: {casual},
{effortless}]

Effortless \Ef"fort*less\, a.
1. Making no effort. --Southey.
[1913 Webster]

2. requiring little or no effort; as, an effortless victory.
[PJC]


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  • Potassium oxide - Wikipedia
    Potassium oxide (K 2 O) is an ionic compound of potassium and oxygen It is a base This pale yellow solid is the simplest oxide of potassium It is a highly reactive compound that is rarely encountered Some industrial materials, such as fertilizers and cements, are assayed assuming the percent composition that would be equivalent to K 2 O
  • Potassium Oxide | Formula, Properties Application
    Explore the properties, synthesis, uses, and environmental impacts of Potassium Oxide (K2O), a critical compound in many industries Potassium Oxide, often denoted by its chemical formula K 2 O, is a simple yet fascinating compound with numerous implications in various fields
  • What is Potassium Oxide? - BYJUS
    Potassium oxide is an ionic compound formed by combining potassium and oxygen It carries the chemical formula K2O Potassium cannot be found free because it is too reactive It has valency +1 and combines readily with oxygen atoms forming K 2 O
  • What Is K2o Fertilizer? Benefits For Gardeners - GardenerBible
    K2O fertilizer, also known as potassium oxide, is a highly concentrated form of potassium that is used to promote plant growth and improve crop yields It is a naturally occurring compound that is composed of two potassium atoms bonded together with an oxygen atom
  • Potassium oxide | K2O | CID 9989219 - PubChem
    Potassium oxide | K2O | CID 9989219 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety hazards toxicity information, supplier lists, and more
  • Potassium Oxide : Structure, Formula, Properties Uses - Turito
    It is a compound formed by the bonding between oxygen and potassium It is also known as dipotassium oxide or potassium monoxide It is an inorganic compound Like sodium oxide, it is also a highly reactive and rarely encountered compound It is easy to guess whether it is ionic or covalent
  • Potassium Oxide – K2O, 12136-45-7 - Kemicalinfo
    Potassium oxide (K2O) is a chemical compound that consists of two potassium atoms and one oxygen atom It is commonly used in the production of fertilizers due to its high potassium content The formula for potassium oxide is K2O This means that each molecule of K2O contains two K atoms and one O atom
  • Potassium Oxide Formula - Softschools. com
    Potassium oxide, also known as potash, potassium oxidopotassium or dipotassium oxide, is an inorganic compound used as an additive in the manufacturing of glasses, ceramic and other materials Formula and structure: Potassium oxide molecular formula is K2O The molar mass is 94 196 g mol
  • Potassium oxide - chemeurope. com
    Potassium oxide is a compound of potassium and oxygen used mainly as an intermediate in inorganic synthesis It is formed by reacting metallic potassium with a limited supply of oxygen This is done by only oxidizing a small portion of the metal with dry air at a time to prevent peroxide formation
  • Potassium oxide - Wikiwand
    Potassium oxide (K 2 O) is an ionic compound of potassium and oxygen It is a base This pale yellow solid is the simplest oxide of potassium It is a highly reactive compound that is rarely encountered Some industrial materials, such as fertilizers and cements, are assayed assuming the percent composition that would be equivalent to K 2 O





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