After several attempts, he noticed my laughter and walked over to me.

在几次尝试后，他注意到了我的笑声。

youdao

But after several attempts that proved failure, I was disappointed and nearly gave up.

但几次尝试之后被证明失败了，我很失望，几乎要放弃了！

youdao

After several attempts, nobody came to him anymore for the car, or to play basketball or poker.

尝试了几次之后，没人再找他借车，也没人邀他打篮球或玩牌。

youdao

"He would become, after several attempts, one of the first openly gay Americans elected to public office.

VOA: standard.2009.08.12

If that didn't work after several attempts then IVF might be an option.

BBC: Fertility treatment row

After several attempts, pilot Roger Fischer persuaded Princess to hook up with his glacier "flightseeing" excursion around the majestic Alaska Range--including Mt.

FORBES: Cruise Control

After several attempts, the researchers found a level which "inactivates both viruses and bacteria while leaving sensitive materials such as mammalian cells unharmed".

BBC: Cell infected with HIV