1.适合于婴儿[幼儿]的,幼稚的,孩子气的
2.婴儿的,幼儿的;婴儿期的,幼儿期的
3.早期的,初期的
1.infantile behavior annoys you because it is very silly, like a child’s behavior
2.affecting young children
1.He must clearly be somewhere; the place where we could put him in this schema might after all be a little bit too infantile.
他必须很清楚地在某个地方。我们能够摆置他在这个基模的地方，目前毕竟还是有点处于初期阶段。
2.Dr. Kanner did not say yes or no; but he has found no case of infantile autism among children of "unsophisticated" parents.
Kanner并没有给出一个肯定的答案；但他已经发现在这些“不懂世故的”父母的孩子中没有婴儿期的孤独症。
3.Pearl was a Born outcast of the infantile world. An imp of evil, emblem and product of sin, she had no right among christened infants.
珠儿生来便是那婴孩天地的弃儿。她是一个邪恶的小妖精，是罪孽的标志和产物，无权跻身于受洗的婴孩之列。
4.The US cannot control its budget deficit and must contend with infantile politics and a palpable sense of national decline.
美国无法控制财政赤字，还必须要与孩子气的政治冲突和一种真切的国家衰落感作斗争。
5.Treatment for infantile hemangioendothelioma depends on the child's growth and development.
治疗小儿血管内皮取决于孩子的成长和发展。
6.Jeff: Who would think that he used to live in a wheelchair and that infantile paralysis made him unable to enjoy a normal life.
杰夫：谁能想到他曾经是在轮椅上度日的残疾人，小儿麻痹使他不能享受正常人的生活。
7.I've been fighting off the infantile and often offensive advances of that guy.
我已经不再是个幼稚的小女孩，也一直都拒绝那人的示爱。
8.The question of 'infantile amnesia' is thorny because it's hard to test whether adults' earliest memories are real or imagined.
`婴儿健忘’是棘手的，因为测试是坚硬的成人’最早期的记忆的问题是否是真正或想象。
9.She was slight and delicate, with infantile purity in her fair and clear face.
她长得轻盈秀气，白净秀气的脸上还保留着婴儿般最初的单纯。
10.Infantile iron deficiency anemia affects up to one-third of global populous.
小儿缺铁性贫血会影响三分之一的全球人口质量。