To have sails full of wind for a journey
Indicates that something happens very smoothly or without even the tiniest setback
Positive
我们祝愿她在新的事业中一帆风顺 | Wǒmen zhùyuàn tā zài xīn de shìyè zhōng yīfānfēngshùn
We wish her the best of luck in her new career
[Source]
怀孕并非一帆风顺,又一次出现了若干问题 | Huáiyùn bìngfēi yīfānfēngshùn, yòu yīcì chūxiàn le ruògān wèntí
Pregnancy wasn't smooth sailing, as a certain number of problems popped up again
[Source]
Smooth sailing
None
This is an HSK chengyu
《送崔爽之湖南》(Dá Cuī Shuǎng Zhī Hú Nán), a work by Táng Dynasty (唐, 618 - 907) essayist and poet 孟郊 (Mèng Jiāo)
This chengyu is from a line in the work listed in the "Origin" section above