Sachs's antigen
[医] 萨克斯氏抗原
🧩 词语组成解析
antigen
['æntidʒən]
n. 抗原;
🗣️ 情景例句
A boy--Max.
男孩。叫Max。
What's the date today?
今天是几号？
it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
儿童必须发展（部分通过触觉）粗略判断三维空间距离的能力。