Ultravacuum vessel
[化] 超真空容器
🧩 词语组成解析
超真空
🗣️ 情景例句
Right.
对。
Poor and content is rich and rich enough.
人能安贫就是富。
It usually comes in February or March. Summer is often very hot.
通常在2月或3月开始。夏天很热。