2. Neither the twins nor James knows how to spell the word. 对双生子和詹姆斯都不知道这个词的拼法。
3. By separating the embryo and making one baby into two, it is possible to make perfectly identical twins. 通过分离胚胎,使一个婴儿变成两个,这就有可能产生完全相同的孪生于。
英英解释
n.
1. (mineralogy) two interwoven crystals that are mirror images on each other
2. the third sign of the zodiac; the sun is in this sign from about May 21 to June 20