attempted：较正式用词，侧重已经开始，且希望完成，但常隐含着不一定有预期的结果。
①VERB 尝试，试图（尤指做困难的事）
The only time that we attempted to do something like that was in the city of Philadelphia.
只有在费城那次我们曾试着做那样的事。
②N-COUNT （通常指不成功的）尝试，企图，试图
It was one of his rare attempts at humour.
那是他极不常见的想要表现幽默的一次。
③N-COUNT 杀人企图
an attempted on the life of the former Iranian Prime Minister.
试图杀害伊朗前总理
④N-COUNT （运动员创造纪录的）尝试，冲击
Everything is almost ready for me to make another attempt on the record.
一切几乎都已准备就绪，就等我向纪录发起再一次冲击了。
tried：普通用词，可与attempted换用，但强调努力或尝试，后跟不定式表示努力或争取；后跟动名词表示尝试。
①VERB 设法;尝试;努力
Try to make the effort to work your way through all of your tasks one at a time.
争取努力把你所有的任务一次完成一项。
②VERB 谋求;争取
He said he was going to try for first place next year.
他说他明年会争取夺得第一名。
③VERB 到(某处)试试;找(某人)试试
Have you tried the local music shops?
你到当地的音像店找过了吗？
④VERB 试着推开(门或窗)
Bob tried the door. To his surprise it opened.
鲍勃试着推了推门。令他吃惊的是，门竟然开了。
