3.For a person who has known them so long you are strangely oblivious to their faults.
对于一个认识他们很久人,异乎寻常地没有识到他们缺点。
4.At the edge of a sprawling grassland, a pair of hoofed grazers resembling horses, an antelopelike notoungulate and a ground sloth feed quietly, oblivious to their impending doom.