1·He tried and tried but without success.
他反复尝试，但没有成功。
—— 《牛津词典》
2·We have made representations to the prime minister, but without success.
我们同首相进行交涉，但没有效果。
—— 《牛津词典》
3·Both plans have been tried, but without success.
两个办法都试了试，但没有成功。
—— 《新英汉大辞典》
4·Some UK cities have lobbied without success for the power to levy a charge on visitors.
一些英国城市为此进行了游说，但并没有成功获得向游客收费的权力。
5·Many people search for love without success, so if you have found it, then cherish it and count yourself lucky.
许多人没能成功地找到爱，因此如果你已经找到了，珍惜它并认为自己是幸运的。
6·He tried but without success.
他努力了但没有成功。
7·I tried other sites, also without success.
我尝试了另一个网站，结果同样一无所获。
8·Both plans were tried. but without success.
两个办法都试了试，但没成功。
9·Doctors tried to revive Belinda but without success.
医生们尽力去救贝琳达但没有成功。
10·He attempted to get in touch with them but without success.
他试图和他们联系，但未成功。