Bell gastrula
[医] 钟状囊胚, 原囊胚
🧩 词语组成解析
bell
[bel]
n. 钟，铃;钟声，铃声;钟状物;[建]圆屋顶;
vt. 敲钟;系铃于，给…装上铃;使成铃状;把…放在钟形罩内;
vi. 使象钟状地张开;鸣钟;
n. 原肠胚\\n[医] 原肠胚
🗣️ 情景例句
I was quite surprised when I read in your letter that you had decided not to finish your studies at the university.
当我在你的信中看到你已决定终止大学学业时感到很是惊讶。
What will you do to help protect our environment from being seriously polluted?
你将为帮助保护我们的环境免遭到污染做些什么呢？
No problem. we'll make it later in the month.
没关系，这个月改天再说吧。