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事实上,科学家们目前正在使用望远镜研究与我们的行星具有相似大小和组成的行星。
shìshíshang, kēxuéjiā men mùqián zhèngzài shǐyòng wàngyuǎnjìng yánjiū yǔ wǒmen de xíngxīng jùyǒu xiāngsì dàxiǎo hé zǔ chéng de xíngxīng.
In fact, scientists are currently using telescopes to study planets with similar sizes and compositions to our own.
Source: CCMatrix当小行星进入地球大气层时,它们就变成了流星,当它们撞到地面时,它们就是陨石。
dāng xiǎoxíngxīng jìnrù dìqiú dàqìcéng shí, tāmen jiù biàn chéng le liúxīng, dāng tāmen zhuàng dào dìmiàn shí, tāmen jiùshì yǔnshí.
When asteroids enter Earth's atmosphere, they become meteors and when they hit the ground they are meteorites.
Source: CCMatrix