iris scan
Longman Dictionary of Contemporary English 5++LDOCE 5++ˈiris scan noun [countable] an examination of someone’s iris (=the round coloured part in the centre of the eye) using special computer equipment in order to identify them. Iris scans are done by the police and immigration officials at some airports to check the information on someone’s passport or ID card. 虹膜扫描 SYN eye scan
ˈiris scan nounChineseSyllable
iris scan
ˈiris scan
noun [countable]
an examination of someone’s iris (=the round coloured part in the centre of the eye) using special computer equipment in order to identify them. Iris scans are done by the police and immigration officials at some airports to check the information on someone’s passport or ID CARD.
SYN eye scan
ˈiris scan
noun [countable]an examination of someone’s iris (=the round coloured part in the centre of the eye) using special computer equipment in order to identify them. Iris scans are done by the police and immigration officials at some airports to check the information on someone’s passport or ID CARD.
SYN eye scan