In June 2024 China's Chang'e-6 completed the first-ever sample return from the far side of the Moon, collecting 1,935.3 grams of soil from the South Pole-Aitken Basin. These samples could rewrite the history of the Moon and the early solar system.
可汗学院创始人萨尔·汗现场演示 AI 助手 Khanmigo:AI 不直接给答案,而是像苏格拉底一样提问、让学生「教」它、甚至和文学角色对话。他说:AI 时代最大的风险不是学生用 AI 作弊,而是我们拒绝让每个孩子拥有私人导师。
核心观点
AI 可以成为每个学生的'私人导师',一对一教学首次规模化
好 AI 教「思考过程」而非「答案」:苏格拉底式提问
教师角色升级为'学习设计师',而非被取代
演讲技巧点评
现场直播式演示(AI 与学生的实时对话),眼见为实
先回应最大担忧('AI 会让学生作弊'),再给出更宏大的图景
结尾'教育公平'的价值观落点,让技术演讲带上使命感
English 详解
Khan Academy founder Sal Khan demonstrates Khanmigo, an AI tutor that doesn't hand over answers but asks Socratic questions, role-plays historical figures and checks students' reasoning. His message: AI's real risk is not cheating but missing the chance to give every child a personal tutor.
Founded in 1827 in Toronto, this is Canada's top-ranked university and a leading North American public institution. Strong in medicine, computing and engineering, it is where insulin was discovered, and it leads the world in AI research.
Naples' most famous pizzeria, open since 1830, serves just two pizzas: Margherita and Marinara. In Eat, Pray, Love, Julia Roberts eats a whole one here — and you will want to too.
This Roman glass cup from around AD 300 appears green when light shines through it from the outside, but red when lit from inside. The secret is tiny particles of gold and silver suspended in the glass — a technology that was not understood until the 20th century. The scene shows King Lycurgus trapped in vines, a story from Greek myth.
“This video can not be played Watch: Terrified pets and crushed cars as earthquake shakes Granada At least three people have been lightly injured and a number of buildings damaged after an earthquake rocked southern Spain.”
An arithmetical value expressed by a word, symbol, or figure, representing a quantity
📖 原文例句
“This video can not be played Watch: Terrified pets and crushed cars as earthquake shakes Granada At least three people have been lightly injured and a number of buildings damaged after an earthquake rocked southern Spain.”
Existing, occurring, or carried on between or among nations
📖 原文例句
“Serving in Mission International said Kevin Rideout “is in good health in the care of US officials” and would soon be reunited with his extended family.”
🇨🇳 国际宣教组织表示,凯文·赖德奥特“身体状况良好,由美国官员照料”,不久将与家人团聚。
词根 · in- 不,向内 · -al …的
搭配: international trade · international relations
同义: global · worldwide
反义: domestic · national
qualified/ˈkwɑːlɪfaɪd/ adj.
合格的;有资格的
Having the necessary skills, knowledge, or credentials to perform a particular job or task
📖 原文例句
“Associated Press and Agence France-Presse contributed reporting American missionary kidnapped in Niger freed after nine months Kevin Rideout, who was abducted by unknown assailants in Niamey, said to be in good health and in care of US officials A… The northeast Calgary demonstration was attended largely by Indian graduates of Portage College-linked programs who say they paid substantial fees …”
词根 · -ed 过去式/分词
搭配: qualified candidate · qualified approval
同义: competent · certified
反义: unqualified · incompetent
protest/ˈproʊtɛst/ n. / v.
抗议,反对;抗议,反对
A formal statement or action expressing disagreement or objection
📖 原文例句
“Earn your education, then return home to build a life with it The Calgary demonstration included a hunger strike, while related protests were also held in Edmonton.”
transport · import · report · airport · passport · sport
-cred-
相信
credit · incredible · sacred · credentials
短语 Phrases
lead to
导致,通向
📖 原文例句
“CBSA checks end international student PGWP protest in Canada Indian graduates say they were led to believe their non-credit courses qualified for post-study work permits, while 12 a… In June 2024 China's Chang'e-6 completed the first-ever sample return from the far side of the Moon, collecting 1,935.3 grams of soil from the South Pole-Aitken Basin.”
“The 50-year-old missionary pilot was kidnapped in the west African country’s capital, Niamey, on 21 October by three armed individuals and was probably driven out of town, according to a security official at the time.”
“On June 24, 2026, IRCC updated its online guidance to state explicitly that non-credit programmes were ineligible, apart from certain flight-school courses.”
“Portage College has said its understanding was that students enrolled in its non-credit public-private partnership programs before the cutoff could apply for PGWPs, based on the information available at the time and the way applications had historically been processed by IRCC.”