amniocentesis
noun /ˌæmniəʊsenˈtiːsɪs/
/ˌæmniəʊsenˈtiːsɪs/
[uncountable, singular]- a medical test that involves taking some liquid from a pregnant woman’s womb in order to find out if the baby has particular illnesses or health problems
羊膜腔穿刺术（经孕妇腹壁吸出液体检查胎儿健康状况） - Pregnant women over the age of 35 will be offered (an) amniocentesis.
35岁以上的孕妇将接受羊膜穿刺术。
词源1950s: from amnion(mid 17th cent.: from Greek, ‘caul’, diminutive of amnos ‘lamb’) + Greek kentēsis ‘pricking’ (from kentein ‘to prick’). - Pregnant women over the age of 35 will be offered (an) amniocentesis.