1、The long-distance runner was dead beat as he crossed the finishing line.
長跑運動員在沖過終點線時已筋疲力盡。

2、A long-distance runner must be long-winded
長跑運動同必須做到能跑長距離而不會上氣不接下氣。

3、As a long-distance runner his main break came last spring in Australia
作為一位長跑選手,他是上個春天在澳大利亞真正交上好運的。