biathlon

In a sentence

• Le biathlon est une discipline olympique qui combine ski de fond et tir au fusil.

  The biathlon is an Olympic discipline that combines cross-country skiing and rifle shooting.

  Here, 'biathlon' is used as a noun representing the sport combining skiing and shooting.

• En hiver, beaucoup de gens regardent le biathlon à la télévision.

  In winter, many people watch the biathlon on television.

  In this sentence, 'biathlon' describes a televised event or competition involving the sport of biathlon.

• Pour pratiquer le biathlon, il faut s'entraîner à la fois au ski et au tir.

  To practice biathlon, one must train in both skiing and shooting.

  Here, 'biathlon' is mentioned as an activity requiring training in its two main components.