to draw first blood
01
先手を取る, 最初に優位に立つ
to be the first person or team that obtains an advantage over a competitor in any contest
idiom
informal
例
During the negotiations, the union was able to gain the upper hand when they drew first blood by presenting a compelling argument for their demands.
彼女は鋭い主張で討論の先手を取った。



























