My father sat puffing contentedly on his pipe.

坐着心满意足
抽着烟斗。
;安心
;
;

;

;
,愉快
;
;
;
;

;
,空闲
;
,欢欣
;My father sat puffing contentedly on his pipe.

坐着心满意足
抽着烟斗。
I found my dog contentedly worrying a bone.
我发现我的狗正心满意足
啃骨头。
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