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Diels-Alder: endo rule | Organic chemistry | Khan Academy
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US /stʌf/
・
UK /stʌf/
- Uncountable Noun
- Generic description for things, materials, objects
- Transitive Verb
- To push material inside something, with force
B1
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US /əˈprəʊtʃ/
・
UK /ə'prəʊtʃ/
- Verb (Transitive/Intransitive)
- To get close to reaching something or somewhere
- To request someone to do something specific
- Noun (Countable/Uncountable)
- Means of reaching a place, often a road or path
- Request of someone with a specific goal in mind
A2TOEIC
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US /flɪp/
・
UK /flɪp/
- Verb (Transitive/Intransitive)
- To turn your body in the air, as in gymnastics
- To move into a different position quickly
- Noun
- Act of turning your body in the air; somersault
- Movement of something from one position to another
B2
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US /dɪˈvɛləp/
・
UK /dɪ'veləp/
- Verb (Transitive/Intransitive)
- To explain something in steps and in detail
- To create or think of something
A1TOEIC
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