Sperm blastoderm
[医] 精子胚层
🧩 词语组成解析
sperm
[spə:m]
n. 精子;精液;鲸蜡油;
n. 胚盘\\n[医] 胚盘, 胚层
🗣️ 情景例句
I've been working too hard. I'm beat.
我工作的太多，我快垮了。
That's a tough question to answer.
那是一个很难回答的问题。
Who were you playing against?
你们和谁踢？