单词	Pollyanna
释义	PollyannaPol‧ly‧an‧na /ˌpɒliˈænə $ ˌpɑː-/ noun [countable usually singular] Word Origin WORD ORIGINPollyanna Origin: 1900-2000 Pollyanna, main character in the book Pollyanna (1913) by Eleanor Porter Examples EXAMPLES FROM THE CORPUS She was a Sagittarian, open and naïve, a Pollyanna without guile or finesse who found it difficult to lie. someone who is always happy and always thinks something good is going to happen
随便看	observation post observation tower observatory observe observer Observer, The obsess obsession obsessional obsessive obsessive-compulsive obsessively obsidian obsolescence obsolescent obsolete obstacle obstacle course obstacle race obstetric obstetrician obstetrics obstinacy obstinate obstinately

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