“抽签决定”常见的英文表达有 "decide by drawing lots" 或 "determine by lot drawing" ，也可用更简洁的 "draw lots to decide" 。
"draw lots" 是固定短语，表示“抽签”；
"decide/determine" 意为“决定”。
例句：
We'll draw lots to decide who goes first.（我们将抽签决定谁先开始。）
The winner was decided by drawing lots.（获胜者是通过抽签决定的。）