placidly

The baby slept placidly in the crib while the storm raged outside.

(Chinese) 外面暴风雨肆虐时，婴儿在婴儿床里安静地睡着。

The cows were grazing placidly in the green meadow near the farm.

(Chinese) 牛群在农场附近的绿色草场上悠闲地吃着草。