详细解释:【机】 顶部空间
英语解释:
名词 headspace:
the volume left at the top of a filled container (bottle or jar or tin) before sealing详细解释:
head.space
n.(名词)The volume left at the top of a filled jar, tin, or other container before sealing.预留空间:罐子或其它器皿装物后封盖前顶部留下的空间