Ectomesoderm
外中胚层
🗣️ 情景例句
but just right for us.
但正好够我们住。
No love is foul, nor prison fair.
没有肮脏的爱情，也没有美丽的监狱。
Miss Zhao is one of the most popular teachers in the school.
赵小姐是学校里最受欢迎的老师之一。