plain sailing

名词 plain sailing:

1. easy unobstructed progress
   同义词：clear sailing, easy going

1. It's all plain sailing.
   这事非常简单。
2. Once the design problems were solved, it was all/everything was plain sailing.
   设计问题一经解决，就容易办了。
3. It is sheer fantasy to imagine that the cause of socialism is all plain sailing.
   认为社会主义事业总是一帆风顺，这种想法只是幻想。