ba dây
Learn more
After looking up a meaning, choose a textbook or practice activity to keep learning Vietnamese.
Learn letters and pronunciation from the beginning
Open the 10days courseA ten-day introductory course. Open the cover to start learning or continue where you left off.
Learn conversation through a story
Read about “Tết, the Third Time”A textbook that teaches conversation through a family story. It is being prepared; see its content and release status.
Practise words and sounds in short activities
Choose from the practice listChoose an activity for vocabulary, tones, listening and other skills.
Meaning
1 senses
▸
An electrical system that uses three different alternating current signals.
vi Nhà máy này sử dụng hệ thống điện ba dây.
en This factory uses a three-phase power system.