指: finger, to point at or to, to indicate or refer to, to depend on, to count on, (of hair) to stand on end...
后备: reserve, backup...
庄重: grave, solemn, dignified...
圆形: round, circular...
流利: fluent...
公共汽车: bus...
拍摄: to film, to shoot (a picture)...
模范: model, fine example...
风力: wind force, wind power...
有害: destructive, harmful, damaging...