Blastokinin
子宫球蛋白
🗣️ 情景例句
You must observe these simple rules.
你必须遵守这些简单的规定。
Worry kills more men than work.
忧虑比劳累更伤人。
Oh, look! said Ann. What's that? She pointed at one of the things.
“看啊！”安说，“那是什么？”她指着一件展品问。