Gastroacephalus
[医] 有腹无头寄生畸胎(双胎畸形,其一无头而与另一胎的腹部相联)
🗣️ 情景例句
It's been an extremely hectic day.
今天忙的乱七八糟。
He has been to America.
他去过美国。[曾经有过的经验]
While on a walking tour with his wife,
一次，他与妻子徒步旅行。