Polydeoxynucleotide
[医]多聚脱氧核苷酸
🗣️ 情景例句
and the problem is that it's set up primarily for kids to play.
而问题是它主要是让孩子们去玩的。
Some people never learn.
有些人就是学不乖。
She watched TV for half an hour after supper. Then she started her homework.
晚饭后她看了半小时电视。然后她开始做家庭作业。