Opsonification
调理素作用
🗣️ 情景例句
No. Please endorse the check at the back.
不会的，请在支票背面签名。
I think you probably know China has adopted a flexible policy in her foreign trade.
我想你也许已经了解到中国在对外贸易中采取了灵活的政策。
It is no use inviting the politician or the professional or business man,
同样也是无益的，对于政界人士、专业技术人员、商人来说，