Blastocelic
[医] 囊胚腔的
🗣️ 情景例句
I had dinner with him Saturday,
星期六我与他一起吃晚餐，
By the side of sickness health becomes sweet.
和疾病相比较，才显得健康的可贵。
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，