go great guns
US /ɡoʊ ɡreɪt ɡʌnz/
UK /ɡoʊ ɡreɪt ɡʌnz/

1.
进展顺利, 非常成功
to be doing something very well and quickly
:
•
The new project is going great guns, we're ahead of schedule.
新项目进展顺利,我们提前完成了。
•
After a slow start, their business is now going great guns.
在缓慢的开局之后,他们的生意现在进展顺利。