Hermetization
密封, 封闭
🗣️ 情景例句
Oh, that's a very good school.
哦， 那是个好学校。
Oh, on! A ghost!
哇！有鬼呀！
In 1898 a law was passed which meant that all people above a certain age were paid a weekly old-age pension.
1898年通过了一项法令，规定一定年龄以上的人全都可以按周领取"老年养老金。