be arduous
[/bi ˈɑːrduəs/]
verb phrase
ser árduo
1. to be extremely difficult and tiring; to require great effort and perseverance
The journey through the mountains will be arduous and exhausting.
A jornada pela montanha será árdua e exaustiva.
2. to be characterized by hard work and difficulty
Learning a new language can be arduous for adult learners.
Aprender um novo idioma pode ser árduo para aprendizes adultos.
3. to involve steep, difficult terrain or conditions
The climb up the steep hill will be arduous.
A subida da encosta íngreme será árdua.
The phrase 'be arduous' is formal and literary in both English and Portuguese. It is commonly used in academic writing, formal contexts, and descriptions of challenging physical or intellectual endeavors. In Brazilian Portuguese, 'ser árduo' maintains the same formal tone and is less frequently used in everyday casual conversation, where 'ser difícil' is preferred.
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