مجرة
A system of millions or billions of stars, together with gas and dust, held together by gravitational attraction.
例句
3 / 5هل رأيت المجرة بالتلسكوب؟
Did you see the galaxy through the telescope?
هناك مليارات المجرات في الكون.
There are billions of galaxies in the universe.
اكتشف العلماء مجرة جديدة بعيدة.
Scientists discovered a new distant galaxy.
词族
记忆技巧
Majarra sounds like 'Major-ah'—a major collection of stars.
快速测验
الشمس هي نجم واحد في ___ كبيرة.
正确！
正确答案是： مجرة
例句
هل رأيت المجرة بالتلسكوب؟
everydayDid you see the galaxy through the telescope?
هناك مليارات المجرات في الكون.
academicThere are billions of galaxies in the universe.
اكتشف العلماء مجرة جديدة بعيدة.
formalScientists discovered a new distant galaxy.
تتكون المجرة من ملايين النجوم.
academicThe galaxy consists of millions of stars.
المجرة دي شكلها غريب.
informalThis galaxy looks strange.
词族
常见搭配
常用短语
خارج المجرة
outside the galaxy
داخل المجرة
inside the galaxy
عبر المجرة
across the galaxy
容易混淆的词
Majarra is a galaxy (billions of stars); Kawkab is a single planet.
使用说明
Common in TOEFL astronomy passages.
常见错误
Confusing 'Majarra' with 'Kawkab' (planet) or 'Najm' (star).
记忆技巧
Majarra sounds like 'Major-ah'—a major collection of stars.
词源
From the root (ج-ر-ر) meaning to pull or drag, referring to the 'path' of stars.
语法模式
快速测验
الشمس هي نجم واحد في ___ كبيرة.
正确！
正确答案是： مجرة
相关词汇
更多science词汇
يحلل
B1To examine something methodically and in detail, typically in order to explain and interpret it. A core academic skill for IELTS reading and writing.
استكشاف
B1The action of traveling in or through an unfamiliar area in order to learn about it, or investigating a subject.
يفسر
B1To explain the meaning of something or to provide a reason for a phenomenon. Essential for interpreting data or theories.
فرضية
B1الفرضية هي تفسير مقترح أو تخمين ذكي يُصاغ بناءً على أدلة محدودة كبداية لمزيد من البحث والتقصي. يجب أن تكون الفرضية قابلة للاختبار والتحقق من صحتها من خلال التجارب العلمية.
برهان
B1Evidence or argument establishing a fact or the truth of a statement; a logical proof.
خصائص
B1The distinguishing features or qualities that belong to a person, place, or thing. It is used to identify and categorize objects or concepts in scientific or social studies.
اكتشاف
B1The act of finding or learning something for the first time, especially something that already existed.
مكون
B1A part or element of a larger whole, especially a part of a machine or a recipe.
انعكاس
B1The return of light, heat, or sound after striking a surface; or a consequence/effect of an action.
تدريجي
B1Happening or developing slowly or by degrees over a period of time. It is used to describe changes that are not sudden.
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