Việt
dụng cụ hỗ trợ
thiết bị bổ sung
thiết bị hỗ trợ
Anh
auxiliary device
auxiliary equipment
add-on
ancillary equipment
retrofit
support-ware
auxiliary device, auxiliary equipment /toán & tin/
add-on, ancillary equipment, auxiliary equipment
auxiliary device, auxiliary equipment, retrofit, support-ware