Blastulation
囊胚形成
🗣️ 情景例句
You're welcome anytime.
欢迎你随时来玩。
We think your Chunlan brand air conditioners will be selling well at this end and we are looking forward to receiving your samples soon.
我们认为你方的春兰牌空调机在这里会很畅销，希望很快收到你们的样品。
Bring the picnic basket up here, under this big tree, said Ann.
“把野餐篮子拿到这儿来，放在这棵大树下，”安说。