Ultravacuum vessel
[化] 超真空容器
🧩 词语组成解析
超真空
🗣️ 情景例句
That was a big dinner, and I'm stuffed.
晚餐真丰盛啊！我吃多了！
I know the boy whose father is a scentist.
我知道那个男孩的父亲是科学家。
You're never too old to enjoy a Christmas stocking.
“你永远不会老到不能享受圣诞袜的乐趣，”