It was a calm sea.

海上风平浪静。

The calm sea glistened in the sunlight.

平静的海面在阳光下闪闪发光。

Such a boat is fit only for a calm sea.

这种船只适于在风平浪静的海上航行。

A red sun rose thinly from the calm sea.

一轮红日从平静的海面淡淡升起。

The calm sea was dotted with brigs.

平静的海上点缀着一只只双桅横帆船。