placenta-shaped

例句：

1. 1. The baby's placenta-shaped heart was the first thing I noticed when I held him in my arms.
   当我抱着他时，我首先注意到的是他那像胎盘一样的形状的心脏。
2. 2.The doctor explained that a placenta-shaped tumor could be dangerous for both mother and child.
   医生解释说，一个胎盘形状的肿瘤对母亲和婴儿都是危险的。
3. 3.The fetus was born with a placenta-shaped organ, which is unusual for a human being.
   胎儿出生时带有一个胎盘形状的器官，这对人类来说是非常不寻常的。