Sperm nucleus
精核, 精子核
🧩 词语组成解析
sperm
[spə:m]
n. 精子;精液;鲸蜡油;
🗣️ 情景例句
When did you come here?
是什么时候来这儿的？
Is that ok?
这样行吗？
What are you doing? he asked. I'm cutting this tree up, answered the woodcutter.
“你在做什么？”他问。“我在把这棵树砍断，”伐木工人回答道。