Proaccelerin
[生化]促凝血球蛋白原
🗣️ 情景例句
China is implementing a family planning policy.
中了在实施计划生育政策。
I don't have the time for any more extra-curricular activities.
我没有更多的时间从事课外的活动了。
A bird had snatched up the snake from the ground and then dropped it on to the wires.
一只鸟把蛇从地上抓起来，然后把它扔到了电线上。