(一).I busted my ass to get here.我已经尽力了。
原音重现：

A: I really busted my ass to buy this house.
为了买这座房子我拼尽了全力。
B: Yeah, I know you had to work hard to get the money.
是的，我知道你非常努力地賺钱。

(二).We've working around the clock.我们全力以赴。
原音重现：
A: Have you finished the project you started?
你们的项目已经结束了吗？
B: No, but wo're working around the clock to get it done.
还没有，但是我们尽力争取早曰结束。