Переклад англійською з французської: abstrus
Словник: main
abstrus
adjectif
1 Byzantine, abstruse, baffling, confusing, convoluted, deep, elusive, esoteric, involved, knotty, perplexing, problematic, problematical, puzzling, recondite, tangled, tortuous, tough.
2 abstruse, bass, cryptic, cryptical, deep, inscrutable, mysterious, mystifying, recondite, rich, thick.