Fascet
(退火用)玻璃瓶夹具
🗣️ 情景例句
I love to get away and spend a few days with nature.
我好想离开这里到大自然里呆几天。
John has his own family now.
约翰现在有自己的家了。
Even more processes are never patented at all but kept as secret processes.
更多的工艺过程根本就不会取得专利权，而是作为秘方保存着。