Let's toss a coin to determine who serves first.

丢铜板决定谁先发球。

youdao

Companies "customer first, quality first, serves first, reputation first" as management objective, and strive to provide the best products to our customers friends.

公司把“顾客第一、质量第一、服务第一、信誉第一”作为经营宗旨，力求将最好的产品提供给广大客户朋友。

youdao

We adhere to "the quality first, the prestige first, serves first" the market idea, provides continuously for the market has the strong competitive edge quality product.

我们奉行“质量第一，信誉第一，服务第一”的市场理念，源源不断地为市场提供具有强劲竞争力的优质产品。

youdao

Fish fired 10 aces and won 82 percent of his first serves to clinch his first win against Murray since 2005, ending a run of three defeats.

CNN: Champion Murray battered by Fish in another Miami upset

Davydenko was now in command, making 70% of first serves and flinging himself out wide to anticipate Del Potro's flat serves and favourite off-forehand into the corner, and he wrapped up the first set after 38 minutes.

BBC: Nikolay Davydenko takes ATP World Tour title in London

In the 2010 final, Nadal hit 51 first serves to Soderling's backhand versus 21 to the forehand.

WSJ: Rafael Nadal, the Underrated Tactician, Stalks Novak Djokovic