His classmate, Valerie Koltsov, said that other friends felt the same way.
他的同学瓦莱丽·科尔佐夫 (Valerie Koltsov) 说，其他朋友也有同感。
英语百科
Koltsov
Koltsov (Russian:Кольцов; masculine) or Koltsova (Кольцова; feminine) is a common Russian surname. It derives from the Russian nickname "Кольцо" (ring) .