Non-identicaltwins are the result of two fertilized eggs implanting in the uterus at the same time.
非同卵双生胎是两个受精卵同时在子宫着床的结果。
《柯林斯英汉双解大词典》
2
Through a study of nearly 1000 pairs of identical and non-identicaltwins, British and Australian researchers found genes control half the personality traits that make people happy.
英国和澳大利亚科学家通过对将近1000对双胞胎的研究发现,人类的快乐情绪一半是由基因控制的。
3
Before then, both identical and non-identicaltwins have largely independent odds of reaching a given age.