The colts and calves are gambolling round the stockman.小马驹和小牛犊围着饲养员欢蹦乱跳.They are very careful in keeping the mares and colts away from humans.公野马总是掩护着母野马和野马驹远离人们.He plays for the colts, eg the junior team of a football c...
He decided to do something about reforesting man-made wastes of western Australia.他决定为在澳大利亚西部人为导致荒芜的土地上重新造林做点事情。Cats positively revel in heat, whether natural or man-made.猫确实喜暖，不管是自然的还是人工创造的温暖环境。These man-made barriers w...