It became clear to me that some of the twins would develop dementia, and that this was a unique opportunity for a study.
它使我清楚地知道，双胞胎中的有些人会发展为痴呆，而且这是研究痴呆问题少有的机会。So a puppy was found, exactly like the other; they might have been twins, and perhaps they were.
于是，他们找了和那只小狗几乎一模一样的另一只，说不准它们还是双胞胎呢。You could be forgiven for thinking one of these adorable brothers was much younger than the other - but they're actually twins.
你要是以为这俩可爱的小孩年龄要相差好几岁，情有可原——但他们其实是对双胞胎。Lily and Lucy are twin sisters, it is not easy to tell the differences between them.
Lily和Lucy是双胞胎姐妹。不容易分清她们俩不同点。Roboticist Hiroshi Ishiguro of Osaka University built his own mechanical twin to see how humans react to extraordinarily lifelike machines.
大阪大学机器人学家石黑浩制造了他自己的机器双胞胎，以考察人们在面对格外逼真的机器时作何反应。Some of the criticism was no doubt grossly unfair but the twins' woeful tactics left Poland marginalized.
有些批评无疑是过分偏颇的，但这对双胞胎兄弟令人遗憾的策略使得波兰更加边缘化了。Multiple collisions are theorized, some sort of collision with the Earth, and then a second collision between twin Moons.
该理论阐述了多次碰撞，某种对地球的撞击，第二次是在双胞胎月球之间。The elder twin, who had the advantage of good looks and a striking personality, decided that he would take up the stage as a career.
年长的双胞胎，他们有优势的漂亮的容貌和一个显著的个性，决定他将接手这一阶段的一种职业。They both orbited Earth and sort of rose in the sky together, the smaller one trailing a few steps behind like a little sister in tow.
双月同时环绕地球，几乎同时升上夜空，较小的一个尾随在较大的一个月亮后面，看上去就像双胞胎中的妹妹，甘当姐姐的小尾巴。