体たい外がい受じゅ精せいたいがいじゅせいCommon wordMeanings1nounin vitro fertilization; IVFmedicineMedical term for fertilization outside the body, commonly abbreviated as IVF in English.体たい外がい受じゅ精せいは不ふ妊にん治ち療りょうの一ひとつです。In vitro fertilization is one form of fertility treatment.彼かれらは体たい