fetal
/ˈfiːtəl/adjective
1- of or relating to a fetus（有关）胎儿的：
nutrients essential for normal fetal growth.
胎儿正常生长必不可少的营养素。
1.1
- denoting a posture characteristic of a fetus, with the back curved forwards and the limbs folded in front of the body（姿势或体态）似胎儿的。