noun🔗Share欧米茄，大欧。 The Greek letter omega."The math teacher explained that "Ω," the last letter in the Greek alphabet, is called "oo." "数学老师解释说，希腊字母的最后一个字母“Ω”叫做“欧米茄 (Ōumǐqié)”，也叫“大欧 (Dà Ō)”。languagewordChat with AIVocabulary GamePractice Reading
noun🔗Share已绝种夏威夷吸蜜鸟 Any of four Hawaiian birds of the genus Moho, formerly classed with the honeyeaters and now believed to be extinct."Scientists fear that the last 'oo, a Hawaiian bird known for its beautiful song, is gone forever. "科学家们担心最后一只'oo'鸟，一种以其美妙歌声闻名的已绝种夏威夷吸蜜鸟，已经永远消失了。animalbirdbiologyenvironmentnatureChat with AIVocabulary GamePractice Reading
interjection🔗Share噢, 啊. An expression of surprise.""Oo, I didn't expect to get a perfect score on the test!" "噢，我没想到考试竟然得了满分！emotionexclamationlanguagewordcommunicationChat with AIVocabulary GamePractice Reading
interjection🔗Share哇，喔. An expression of awe.""Oo, look at that amazing sunset!" "哇，快看那美丽的日落！emotionexclamationlanguageChat with AIVocabulary GamePractice Reading
interjection🔗Share呜，喔。 A sound made to imitate a ghost."Little Timmy hid under the blanket and said, "Oo," trying to scare his sister. "小提米躲在毯子下面，发出“呜”的声音，想吓唬他的姐姐。soundentertainmentexclamationlanguageChat with AIVocabulary GamePractice Reading
interjection🔗Share亲亲，抱抱。 An expression of affection."My little sister ran up and hugged me tightly, saying, "Oo, I love you!" "我的小妹妹跑过来紧紧抱住我，说：“亲亲，我爱你！”emotioncommunicationChat with AIVocabulary GamePractice Reading
interjection🔗Share哎哟， 喔唷 An expression of pain.""Oo, that hurt!" I exclaimed when I stubbed my toe on the chair. "喔唷，疼死我了！ 我踢到椅子，就叫了出来。sensationemotionsufferingsoundexclamationChat with AIVocabulary GamePractice Reading
