Complex sentence: He made no further Test appearances, and completed his brief Test career with 49 runs at an average of 12.25, against an Australian side that has been described as among the best Test teams prior to the Second World War.
Split into simpler sentences: He made no further Test appearances during his career, and completed his short Test career with 49 runs at an average of 12.25. His appearances were made against an Australian side that has been described as among the best Test teams prior to the Second World War.