Heliogram
n. 日光电报信息
🗣️ 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。
First think,and then speak.
动口先动脑。
Which books did you buy?
您买的是两本什么书？