This is the 933rd most frequent Vietnamese word.
pin
"Pin" in Vietnamese means "battery."
In this sentence, 'pin' refers to the battery of an electronic device, such as a mobile phone.
Pin của điện thoại tôi đã hết.
My phone's battery is dead.
Here, 'pin' represents the small cylindrical batteries typically used in remote controls or other devices.
Tôi cần mua một cặp pin mới cho điều khiển từ xa.
I need to buy a new pair of batteries for the remote control.
In this context, 'pin' is part of the term for a power bank or portable battery source used to recharge devices.