Polyerg
[医] 多能血清(单种血清而作用于异种抗原)
🗣️ 情景例句
I heard you cheated on your exams.
我听说你考试作弊了。
We have some reports to show you for background information.
我们还有一些报告向你介绍背景资料。
I can lend you one and a few pieces of equipment.
我可以借给你一顶帐篷和几样装备。