Oosperm
n. 受精卵\\n[医] 受精卵
🗣️ 情景例句
It is OK to ask children how old they are.
问小孩多大了是可以的。
Have you heard from Marry?
你收到玛丽的来信吗？
But so far, the public has expressed its gratitude to the students in letters to the Press.
但到目前为止，公众已经向新闻界写信表达他们对学生们的感激之情了。