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特朗普犧牲中美關系來掩蓋其對新冠爆發的不當處理

  US President Donald Trump speaks as Secretary of Veterans Affairs Robert Wilkie,Administrator of the Centers for Medicare and Medicaid Services Seema Verma

如何用英語描述一段戀情的開始和結束?

  喜歡一個人可以說fall for,be fond of,have a crush on,be crazy about,be smitten以及be head over heels in love。今天,我們來看看從開始約會到熱戀再到徹底分手,相關的英

紋身對人體免疫系統有什么影響

  I lay on the mat of the open-air bungalow in Apia,Samoa,looking up at a gecko.As its tail quivered,I felt a sympathetic twitch in my leg.Su'a Sulu'a

祛除麥粒腫——用正確的方式

  You can usually treat these pesky and painful eyelid spots at home—but make sure you follow these directions for how to get rid of a stye and heal saf

瑜伽和理療作為慢性腰痛的治療,還能改善睡眠

  Yoga and physical therapy(PT)are effective approaches to treating co-occurring sleep disturbance and back pain while reducing the need for medication,accord

晨間頸疼:為什么會疼,如何避免呢?

  One night back when Michael was in high school,he awoke to what felt like an electric shock zapping the left side of his neck.Muscles in his neck had tighte

吃正確的食物來刺激腸道細菌可以緩解焦慮癥狀

  Eating the right food could help to ease the symptoms of anxiety,scientists believe.

  科學家認為,吃正確的食物有助于緩解焦慮癥狀。

  A study published

人類所經歷的睡眠可能出現在4.5億年前

  Scientists who studied a small,transparent fish believe the way humans sleep could have evolved 450 million years ago.

  研究一種透明小魚的科學家認為,人類

動物是如何感受疼痛的?

  Humans know the surprising prick of a needle,the searing pain of a stubbed toe,and the throbbing of a toothache.

  人類了解被針扎、不小心踢到腳趾的劇痛,還

為什么我們會打哈欠?打哈欠又為什么會傳染?

  You know the feeling.It’s impossible to resist.You just need to yawn.

  你知道這種感覺。那種沖動很難抗拒,你就是想打個哈欠。

  A yawn consists of

體育鍛煉能夠提高學習成績嗎?

  Recently we told you about a finding that more years of school could help students get higher scores on intelligence tests.That was the finding of a study o

如何科學地提高閱讀效率

  When it comes to reading,many people have the feeling that they spend time reading a book,only to forget all about it.If this happens to you often,don't