Udg
[医]尿嘧啶-DNA糖苷酶
🗣️ 情景例句
With a shortage of chromosomes, a developing fetus will likely grow into a child with down syndrome.
如果缺省染色体，一个处于成长阶段的胚胎可能发育成一个具有不良综合症的小孩。
Enjoy you meal.
请慢慢享用吧。
This has not been easy because I own over a thousand books.
但这并不容易，因为我有1，000多本书。