Acog
abbr. 美国妇产科学会（American College of Obstetricians and Gynecologists）
🗣️ 情景例句
Skip, hop, front.
跳 蹦 向前
Vain glory blossoms but never bears.
虚荣能开花，但从不结果。
The stream wound its way across the field and then flowed right under their tent!
那小溪弯弯曲曲穿过田野，然后正好从他们的帐篷底下流过去。