Pregnancy wasn't all plain sailing and once again there were problems.

怀孕并非一帆风顺，又一次出现了若干问题。

《柯林斯英汉双解大词典》

The operation was plain sailing.

手术进行得顺利。

《新英汉大辞典》

But it won't be all plain sailing.

但这将不会都是一帆风顺的。

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The rest of conference should be plain sailing, as long as there are no unforeseen mishaps.

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However, that does not mean it will be plain sailing for the NHS this winter.

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It looked plain sailing for the home side until Inzamam (28) fell victim to a contentious lbw decision.

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