The Avro Lancaster was a four-engined World War II bomber aircraft made initially by Avro for the Royal Air Force.
The Avro Lancaster ເປັນ bomber ສີ່ວິສະວະກໍາຂອງສົງຄາມໂລກຄັ້ງທີສອງ, ການຜະລິດໃນເບື້ອງຕົ້ນໂດຍ Avro ສໍາລັບກອງທັບອາກາດ.