Roller - ролик (1) Blade - сталь Можно перевести как ролик сделанный из стали или сталевий ролик. Также это словосполучение имеет ещё одно значение: валик
Let me introduce myself. My name is Lena Ivanova. I live in Russia, the largest country in the world. Moscow is the capital of my country and it's my hometown. I really love its. Moscow has changed during the last years. High buildings, new hotels, shopping centers have been built in the city recently. Moscow stands on the Moscow River. It was founded by Prince Yuri Dolgoruky in the twelfth century. The Moscow River isn't the biggest river in Russia, and unfortunately, it's not the cleanest, but we love to walk along its banks and watch pleasure motor-boats floating on the water.
Let me introduce myself. My name is Lena Ivanova. I live in Russia, the largest country in the world. Moscow is the capital of my country and it's my hometown. I really love its. Moscow has changed during the last years. High buildings, new hotels, shopping centers have been built in the city recently. Moscow stands on the Moscow River. It was founded by Prince Yuri Dolgoruky in the twelfth century. The Moscow River isn't the biggest river in Russia, and unfortunately, it's not the cleanest, but we love to walk along its banks and watch pleasure motor-boats floating on the water.
blade - лезвие
роликовые лезвия