Antigeny
雌雄异型
🗣️ 情景例句
Nice talking to you, sir.
我也很高兴与您交谈 ，先生。
We have a small gift for you to take with you when you leave the factory.
你离开工厂时，我们有件小礼物要送给你。
international standards of water treatment are usually followed at bottling plants.
装瓶厂通常遵循国际水处理的标准。