a bold/daring attempt 大膽的嘗試；
a brave attempt 勇敢的嘗試；
a further attempt 更進一步的嘗試。
例句：
The story was an attempt to smear the party leader.
這篇報道企圖玷污該黨領袖的聲譽。
Someone has made an attempt on the President's life.
有人企圖刺殺總統。
The couple made an unsuccessful attempt at a compromise.
這對夫婦試圖和解但未成功。