Phyloembryogenesis
胚胎系统发育
🗣️ 情景例句
Now what?
又怎么了？
This material feels soft.
这材料感觉很软。
George took off his jacket, rolled up his sleeves and pushed is right arm through the drain cover.
乔治脱掉外套，卷起袖子，将右胳膊伸进了阴沟盖。