"The birds preened"
"She likes to dress when going to the opera"
You got to like books, and he didna care a prin for them.
The feathers of these birds must be well preened to resist so much wet.
A duck oiled its feathers by preening.
牛津高階第八版
美國韋氏詞典
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維基百科 (自由的百科全書)