Metaclass
元类
🗣️ 情景例句
Thank you, Mr. Lu. Please wait a moment while I check our reservations list.
谢谢，陆先生。请稍等，我查一下订房名单。
We'll have to check these rates against those charged by other suppliers.
我们必须核查一下由其他供应商提供的费率。
Hello!
您好！