trial by battle.

• 预赛

trial by battle.的用法和样例：

例句

1. The two teams will meet at the Bernabeu on Saturday, before doing battle once more in Istanbul the following Wednesday.
   在此之后，斯洛伐克国家队将奔赴布拉格，备战与捷克之间的世预赛。
2. China was in third place after the preliminaries which were dominated by the Russians and Romanians.
   预赛后中国名列第三，而俄国和罗马尼亚队则在预赛中占绝对优势。